Nine hundred is the natural number following eight hundred ninety-nine and preceding nine hundred one. It is the square of 30 and a Harshad number. In mathematics, a natural number is either a positive integer (1, 2, 3, 4, ...) or a non-negative integer (0, 1, 2, 3, 4, ...). The former definition is generally used in number theory, while the latter is preferred in set theory. ... A Harshad number, or Niven number, is an integer that is divisible by the sum of its digits in a given number base. ...

List of numbers — Integers << 0 100 200 300 400 500 600 700 800 900 >> This is a list of articles about numbers. ... The integers consist of the positive natural numbers (1, 2, 3, …), their negatives (−1, −2, −3, ...) and the number zero. ... In mathematics, −1 is the integer greater than negative two (−2) and less than 0. ... 0 (zero), alternatively called naught, nil, ought, or nought, is both a number and a numeral. ... 100 (one hundred) (the Roman numeral is C for centum) is the natural number following 99 and preceding 101. ... 200 is the natural number following 199 and preceding 201. ... Three hundred is the natural number following two hundred and ninety-nine and preceding three hundred one. ... Four hundred is the natural number following three hundred ninety-nine and preceding four hundred one. ... Five hundred is the natural number following four hundred ninety-nine and preceding five hundred one. ... Six hundred is the natural number following five and hundred ninety-nine and preceding six hundred and one. ... 700 (seven hundred) is the natural number following 699（six hundred ninety-nine） and preceding 701（seven hundred one）. Cardinal Seven hundred Ordinal 700th Factorization Roman numeral DCC Binary 1010111100 Duodecimal 4A4 Hexadecimal 2BC Vigesimal 1F0 It is the sum of four consecutive primes (167 + 173 + 179 + 181). ... 800 is the natural number following 799 and preceding 801. ... Cardinal 1000 one thousand Ordinal 1000th one thousandth Numeral system Factorization 23â‹…53 Prime Divisor(s) Roman numeral â…¯ Unicode symbol(s) â…¯, â…¿, ↀ Greek Prefix chilia Latin Prefix milli Binary 1111101000 Octal 1750 Duodecimal Hexadecimal 3E8 1000 (one thousand) is the natural number following 999 and preceding 1001. ...
Ordinal	Nine hundred
Cardinal	900th
Factorization
Roman numeral	CM
Binary	1110000100
Hexadecimal	384

Nine hundred is also: Commonly, ordinal numbers, or ordinals for short, are numbers used to denote the position in an ordered sequence: first, second, third, fourth, etc. ... In linguistics, cardinal numbers is the name given to number words that are used for quantity (one, two, three), as opposed to ordinal numbers, words that are used for order (first, second, third). ... In mathematics, factorization or factoring is the decomposition of an object (for example, a number, a polynomial, or a matrix) into a product of other objects, or factors, which when multiplied together give the original. ... The system of Roman numerals is a numeral system originating in ancient Rome, and was adapted from Etruscan numerals. ... The binary numeral system represents numeric values using two symbols, typically 0 and 1. ... In mathematics and computer science, hexadecimal, or simply hex, is a numeral system with a radix or base of 16 usually written using the symbols 0–9 and A–F or a–f. ...

• The telephone area code for "premium" phone calls in the North American Numbering Plan: see 900 number.
• In Greek number symbols Sampi ("Great Pi" ostensibly from the visual resemblance to the Greek letter), which is signified by a convex horizontal arc with two parallel vertical lines below. Sometimes represented in a slightly tilted form.
• For the year AD, see 900.

901 = 17 × 53 A telephone numbering plan is a system that allows subscribers to make and receive telephone calls across long distances. ... Premium rate telephone numbers are telephone numbers that are regulated by a particular country or region e. ... The North American Numbering Plan (NANP) is a system for three-digit area codes and seven-digit telephone numbers that direct telephone calls to particular regions on a public switched telephone network (PSTN), where they are further routed by the local network. ... A 1-900 telephone number, in the North American Numbering Plan, usually has the form 1-900-###-####. A call to one of these numbers can result in a high per-minute or per-call charge. ... Lower-case pi The mathematical constant Ï€ is a real number which may be defined as the ratio of a circles circumference (Greek περιφέρεια, periphery) to its diameter in Euclidean geometry, and which is in common use in mathematics, physics, and engineering. ... Events Persian scientist, Rhazes, distinguished smallpox from measles in the course of his writings. ...

902 = 2 × 11 × 41, sphenic number, nontotient, Harshad number, also the telephone area code for Nova Scotia and Prince Edward Island A sphenic number is a positive integer that is the product of three distinct prime factors. ... A nontotient is a positive integer n which is not in the range of Eulers totient function φ, that is, for which φ(x) = n has no solution. ... A telephone numbering plan is a system that allows subscribers to make and receive telephone calls across long distances. ... Motto: Munit Haec et Altera Vincit (Latin: One defends and the other conquers) Official languages English Capital Halifax Largest city Halifax Lieutenant-Governor Myra Freeman Premier John Hamm (PC) Parliamentary representation  - House seat  - Senate seats 11 10 Area  - Total  - % water Ranked 12th 55,283 km² 3. ... Motto: Parva Sub Ingenti (The small under the protection of the great) Other Canadian provinces and territories Capital Charlottetown Largest city Charlottetown Lieutenant-Governor J. Léonce Bernard Premier Pat Binns (PC) Area 5,660 km² (13th) • Land 5,660 km² • Water 0 km² (0%) Population (2004) â...

903 = 3 × 7 × 43, sphenic number, triangular number, Mertens function(903) returns 0 In number theory, the Mertens function is where μ(k) is the Möbius function. ...

904 = 2³ × 113 or 113x8, Mertens function(904) returns 0

905 = 5 × 181, sum of seven consecutive primes (109 + 113 + 127 + 131 + 137 + 139 + 149)

906 = 2 × 3 × 151, sphenic number, Mertens function(906) returns 0

907 prime number, also the telephone area code for Alaska State nickname: The Last Frontier, The Land of the Midnight Sun Official languages English Capital Juneau Largest city Anchorage Governor Frank Murkowski (R) Senators Ted Stevens (R) Lisa Murkowski (R) Area  - Total  - % water Ranked 1st 663,267 mi² / 1,717,854 km² 13. ...

908 = 2² × 227, nontotient

909 = 3² × 101

910 = 2 × 5 × 7 × 13, Mertens function(910) returns 0, Harshad number

911 has its own page 911 (nine hundred eleven) is the number following 910 and preceding 912. ...

912 = 2⁴ × 3 × 19, sum of four consecutive primes (223 + 227 + 229 + 233), sum of ten consecutive primes (67 + 73 + 79 + 83 + 89 + 97 + 101 + 103 + 107 + 109), Harshad number. In the Stonecutters episode of The Simpsons, Lenny told Homer the real emergency number is 912. The logo of the Stonecutters The Sacred Order of the Stonecutters is a fictional secret society from the animated television show The Simpsons. ... The Simpsons is the longest-running American animated television series and overall sit-com, with 17 seasons and 366 episodes since it debuted on December 17, 1989 on FOX. The TV series, created by Matt Groening, is a spinoff of a series of animated shorts originally aired on The Tracey...

913 = 11 × 83, Smith number, Mertens function(913) returns 0. After escaping the Jedi purge, Obi-Wan Kenobi transmitted a 913 emergency transmission. A Smith number is a number which in a given base, the sum of its digits is equal to the sum of the digits in its factorization. ... Obi-Wan Ben Kenobi (57 – 0 BBY) is a fictional character in the Star Wars universe. ...

914 = 2 × 457, nontotient

915 = 3 × 5 × 61, sphenic number, Smith number, Mertens function(915) returns 0, Harshad number

916 = 2² × 229, Mertens function(916) returns 0, nontotient

917 = 7 × 131, sum of five consecutive primes (173 + 179 + 181 + 191 + 193)

918 = 2 × 3³ × 17, Harshad number

919 prime number, cuban prime, Chen prime, palindromic prime, centered hexagonal number, Mertens function(919) returns 0 A cuban prime is a prime number that is a solution to one of two different specific equations involving third powers of x and y. ... A prime number p is called a Chen prime if p + 2 is either a prime or a semiprime. ... A palindromic prime is a prime number that is also a palindromic number. ... A centered hexagonal number, or hex number is a centered figurate number that represents a hexagon with a dot in the center and all other dots surrounding the center dot in successive hexagonal layers. ...

920 = 2³ × 5 × 23, Mertens function(920) returns 0

921 = 3 × 307

922 = 2 × 461, nontotient, Smith number

923 = 13 × 71

924 = 2² × 3 × 7 × 11, sum of a twin prime (461 + 463)

925 = 5² × 37, centered square number, the millesimal fineness number for Sterling silver A centered square number is a centered figurate number that represents a square with a dot in the center and all other dots surrounding the center up to a certain city block distance, i. ... Millesimal fineness is a system of denoting the purity of platinum, gold and silver alloys by parts per thousand of pure metal in the alloy. ... Sterling silver is an alloy of silver containing 92. ...

926 = 2 × 463, sum of six consecutive primes (139 + 149 + 151 + 157 + 163 + 167), nontotient

927 = 3² × 103, tribonacci number In mathematics, the Fibonacci numbers form a sequence defined recursively by: In words: you start with 0 and 1, and then produce the next Fibonacci number by adding the two previous Fibonacci numbers. ...

928 = 2⁵ × 29, sum of four consecutive primes (227 + 229 + 233 + 239), sum of eight consecutive primes (101 + 103 + 107 + 109 + 113 + 127 + 131 + 137)

929 prime number, palindromic prime, sum of nine consecutive primes (83 + 89 + 97 + 101 + 103 + 107 + 109 + 113 + 127), Eisenstein prime with no imaginary part An Eisenstein prime is an Eisenstein integer aω + b that has only two Eisenstein divisors, the complex cube root of unity and aω + b itself. ...

930 = 2 × 3 × 5 × 31, pronic number A pronic number, or oblong number or heteromecic number, is a number which is the product of two consecutive nonnegative integers, that is, n(n + 1). ...

931 = 7² × 19, sum of three consecutive primes (307 + 311 + 313)

932 = 2² × 233

933 = 3 × 311

934 = 2 × 467, nontotient

935 = 5 × 11 × 17, sphenic number, Harshad number

936 = 2³ × 3² × 13, pentagonal pyramidal number, Harshad number A pentagonal pyramidal number is a number equal to the sum of the first few pentagonal numbers. ...

937 prime number, Chen prime, star number A star number, or centered 12-gonal number, is a centered figurate number that represents a centered hexagram, such as the one that Chinese checkers are played on. ...

938 = 2 × 7 × 67, sphenic number, nontotient

939 = 3 × 313

940 = 2² × 5 × 47

941 prime number, sum of three consecutive primes (311 + 313 + 317), sum of five consecutive primes (179 + 181 + 191 + 193 + 197), Chen prime, Eisenstein prime with no imaginary part

942 = 2 × 3 × 157, sphenic number, sum of four consecutive primes (229 + 233 + 239 + 241), nontotient

943 = 23 × 41

944 = 2⁴ × 59, nontotient

945 = 3³ × 5 × 7, double factorial of 9, smallest odd abundant number (divisors less than itself add up to 975) In mathematics, the factorial of a natural number n is the product of the positive integers less than or equal to n. ... 9 (nine) is the natural number following 8 and preceding 10. ... In mathematics, an abundant number or excessive number is a number n for which σ(n) > 2n. ...

946 = 2 × 11 × 43, sphenic number, triangular number, hexagonal number A hexagonal number is a figurate number that represents a hexagon. ...

947 prime number, sum of seven consecutive primes (113 + 127 + 131 + 137 + 139 + 149 + 151), Chen prime, Eisenstein prime with no imaginary part

948 = 2² × 3 × 79, nontotient

949 = 13 × 73

950 = 2 × 5² × 19, nontotient, also one of two ISBN Group Identifiers for books published in Argentina The International Standard Book Number, or ISBN (sometimes pronounced is-ben), is a unique identifier for books, intended to be used commercially. ...

951 = 3 × 317, centered pentagonal number, also one of two ISBN Group Identifiers for books published in Finland A centered pentagonal number is a centered figurate number that represents a pentagon with a dot in the center and all other dots surrounding the center in successive pentagonal layers. ...

952 = 2³ × 7 × 17

• 952 is also 9-5-2, a card game similar to bridge.
• one of two ISBN Group Identifiers for books published in Finland

953 prime number, Sophie Germain prime, Chen prime, Eisenstein prime with no imaginary part, centered heptagonal number, also ISBN Group Identifier for books published in Croatia The card game 9-5-2 (952) is basically simplified bridge for three players, with a forced card-switching twist thrown in. ... A card game is any game using playing cards, either traditional or game-specific. ... Contract bridge, more usually known as Bridge, is a trick_taking card game for four players who form two partnerships, or sides. The partners on each side sit opposite one another. ... A centered heptagonal number is a centered figurate number that represents a heptagon with a dot in the center and all other dots surrounding the center dot in successive heptagonal layers. ...

954 = 2 × 3² × 53, sum of ten consecutive primes (73 + 79 + 83 + 89 + 97 + 101 + 103 + 107 + 109 + 113), nontotient, Harshad number, also ISBN Group Identifier for books published in Bulgaria

955 = 5 × 191, also ISBN Group Identifier for books published in Sri Lanka

956 = 2² × 239, also ISBN Group Identifier for books published in Chile

957 = 3 × 11 × 29, sphenic number, also one of two ISBN Group Identifiers for books published in Taiwan and China

958 = 2 × 479, nontotient, Smith number, the ISBN Group Identifier for books published in Colombia, the millesimal fineness number for Britannia silver Millesimal fineness is a system of denoting the purity of platinum, gold and silver alloys by parts per thousand of pure metal in the alloy. ... Britannia silver is an alloy of silver containing 95. ...

959 = 7 × 137, Carol number, also ISBN Group Identifier for books published in Cuba We dont have an article called Carol number Start this article Search for Carol number in. ...

960 = 2⁶ × 3 × 5, sum of six consecutive primes (149 + 151 + 157 + 163 + 167 + 173), Harshad number, also ISBN Group Identifier for books published in Greece

961 = 31², sum of three consecutive primes (313 + 317 + 331), sum of five consecutive primes (181 + 191 + 193 + 197 + 199), centered octagonal number, also ISBN Group Identifier for books published in Slovenia A centered octagonal number is a centered figurate number that represents an octagon with a dot in the center and all other dots surrounding the center dot in successive octagonal layers. ...

962 = 2 × 13 × 37, sphenic number, nontotient, also one of two ISBN Group Identifiers for books published in Hong Kong

963 = 3² × 107, sum of the first twenty-four primes, also ISBN Group Identifier for books published in Hungary

964 = 2² × 241, sum of four consecutive primes (233 + 239 + 241 + 251), nontotient, also ISBN Group Identifier for books published in Iran

965 = 5 × 193, also ISBN Group Identifier for books published in Israel

966 = 2 × 3 × 7 × 23, sum of eight consecutive primes (103 + 107 + 109 + 113 + 127 + 131 + 137 + 139), Harshad number, also one of two ISBN Group Identifiers for books published in Ukraine

967 prime number, also one of two ISBN Group Identifiers for books published in Malaysia

968 = 2³ × 11², nontotient, also one of two ISBN Group Identifiers for books published in Mexico

969 = 3 × 17 × 19, sphenic number, nonagonal number, tetrahedral number, also ISBN Group Identifier for books published in Pakistan A nonagonal number or enneagonal number is a figurate number that represents a nonagon. ... A pyramid with side length 5 contains 35 spheres. ...

970 = 2 × 5 × 97, sphenic number, also one of two ISBN Group Identifiers for books published in Mexico

971 prime number, Chen prime, Eisenstein prime with no imaginary part, also ISBN Group Identifier for books published in the Philippines

972 = 2² × 3⁵, Harshad number, also one of two ISBN Group Identifiers for books published in Portugal

973 = 7 × 139, also ISBN Group Identifier for books published in Romania

974 = 2 × 487, nontotient, also ISBN Group Identifier for books published in Thailand

975 = 3 × 5² × 13, also ISBN Group Identifier for books published in Turkey

976 = 2⁴ × 61, decagonal number, also ISBN Group Identifier for books published in Antigua, Bahamas, Barbados, Belize, Cayman Islands, Dominica, Grenada, Guyana, Jamaica, Montserrat, St. Kitts-Nevis, St. Lucia, St. Vincent and the Grenadines, Trinidad and Tobago, and the British Virgin Islands A decagonal number is a figurate number that represents a decagon. ...

977 prime number, sum of nine consecutive primes (89 + 97 + 101 + 103 + 107 + 109 + 113 + 127 + 131), Chen prime, Eisenstein prime with no imaginary part, Stern prime, strictly non-palindromic number, also ISBN Group Identifier for books published in Egypt A Stern prime is a prime number that is not the sum of a smaller prime and twice the square of a nonzero integer. ... A strictly non-palindromic number is an integer n that is not palindromic in any number base up to n − 2. ...

978 = 2 × 3 × 163, sphenic number, nontotient, also ISBN Group Identifier for books published in Nigeria

979 = 11 × 89, also ISBN Group Identifier for books published in Indonesia

980 = 2² × 5 × 7², also ISBN Group Identifier for books published in Venezuela

981 = 3² × 109, also one of two ISBN Group Identifiers for books published in Singapore

982 = 2 × 491, also ISBN Group Identifier for books published in the Cook Islands, Fiji, Kiribati, Marshall Islands, Micronesia, Nauru, New Caledonia, Niue, Palau, Solomon Islands, Tokelau, Tonga, Tuvalu, Vanuatu, Western Samoa The Independent State of Samoa (conventional long form) or Samoa (conventional short form) is a country comprising a group of islands in the South Pacific Ocean. ...

983 prime number, safe prime, Chen prime, Eisenstein prime with no imaginary part, Wedderburn-Etherington number, strictly non-palindromic number, also one of two ISBN Group Identifiers for books published in Malaysia A safe prime is a prime number of the form 2p + 1, where p is also a prime. ... A Wedderburn-Etherington number counts how many weakly binary trees can be constructed such that each graph vertex (not counting the root vertex) is adjacent to no more than three other such vertices, for a given number of nodes. ...

984 = 2³ × 3 × 41, also ISBN Group Identifier for books published in Bangladesh

985 = 5 × 197, sum of three consecutive primes (317 + 331 + 337), Fibonacci number, Markov number, Pell number, Smith number, also one of two ISBN Group Identifiers for books published in Belarus In mathematics, the Fibonacci numbers form a sequence defined recursively by: In other words: one starts with 0 and 1, and then produces the next Fibonacci number by adding the two previous Fibonacci numbers. ... A Markov number or Markoff number is an integer x, y or z that is part of a solution to the Markov Diophantine equation The first few Markov numbers are 1, 2, 5, 13, 29, 34, 89, 169, 194, 233, 433, 610, 985, 1325, ... (sequence A002559 in OEIS) appearing in... In mathematics, the Pell numbers and Companion Pell Numbers (Pell-Lucas Numbers) are both sequences of integers. ...

986 = 2 × 17 × 29, sphenic number, nontotient, also one of two ISBN Group Identifiers for books published in Taiwan and China

987 = 3 × 7 × 47, also one of two ISBN Group Identifiers for books published in Argentina

988 = 2² × 13 × 19, sum of four consecutive primes (239 + 241 + 251 + 257), nontotient, also one of two ISBN Group Identifiers for books published in Hong Kong

989 = 23 × 43, also one of two ISBN Group Identifiers for books published in Portugal

990 = 2 × 3² × 5 × 11, sum of six consecutive primes (151 + 157 + 163 + 167 + 173 + 179), triangular number, Harshad number

991 prime number, sum of five consecutive primes (191 + 193 + 197 + 199 + 211), sum of seven consecutive primes (127 + 131 + 137 + 139 + 149 + 151 + 157), Chen prime

992 = 2⁵ × 31, pronic number, nontotient; number of eleven-dimensional exotic spheres [1]. In mathematics, an exotic sphere is a differential manifold M, such that from a topological point of view M is a sphere, but not from the point of view of its differential structure. ...

993 = 3 × 331

994 = 2 × 7 × 71, sphenic number, nontotient

995 = 5 × 199

996 = 2² × 3 × 83

997 prime number, strictly non-palindromic number

998 = 2 × 499, nontotient

999 = 3³ × 37, Kaprekar number, Harshad number In mathematics, a Kaprekar number is a number that, in a given base, when squared, can be split into two numbers with the same number of digits as the original number which add up to the original number again. ...

• In some parts of the world, such as the UK and Commonwealth countries, 999 (pronounced as 9-9-9) is the emergency telephone number; it is as of 2004 being quickly supplemented, by the international emergency number 1-1-2 and the North American 9-1-1.
• 999 was also the name of a significant London punk band active during the 1970s.

See also: 1000 (number) 999 is the United Kingdoms emergency telephone number along with the EU standard 112. ... Many countries public telephone networks have a single emergency telephone number, sometimes known as the universal emergency telephone number or occasionally the emergency services number, that allows a caller to contact local emergency services for assistance. ... 2004 is a leap year starting on Thursday of the Gregorian calendar. ... It has been suggested that this article or section be merged with Emergency telephone number. ... Most emergency vehicles in the US and Canada display Emergency 911 9-1-1 (nine-one-one) is the emergency telephone number for the North American Numbering Plan (NANP). ... 999 is a British punk band that was founded in 1976 and is still active in 2005. ... London is the capital city of the United Kingdom and of England. ... Punk rock is an anti-establishment music movement beginning around 1976 (although precursors can be found several years earlier), exemplified and popularised by The Ramones, the Sex Pistols, The Clash and The Damned. ... The 1970s decade refers to the years from 1970 to 1979, inclusive. ... Cardinal 1000 one thousand Ordinal 1000th one thousandth Numeral system Factorization 23⋅53 Prime Divisor(s) Roman numeral Ⅿ Unicode symbol(s) Ⅿ, ⅿ, ↀ Greek Prefix chilia Latin Prefix milli Binary 1111101000 Octal 1750 Duodecimal Hexadecimal 3E8 1000 (one thousand) is the natural number following 999 and preceding 1001. ...