75 (seventy-five) is the natural number following 74 and preceding 76. Natural number can mean either a positive integer (1, 2, 3, 4, ...) or a non-negative integer (0, 1, 2, 3, 4, ...). Natural numbers have two main purposes: they can be used for counting (there are 3 apples on the table), and they can be used for ordering (this is... 74 is the natural number following 73 and preceding 75. ... 76 is the natural number following 75 and preceding 77. ...

<< 70 71 72 73 74 75 76 77 78 79 >> 69 is the natural number following 68 and preceding 70. ... 70 (seventy) is the natural number following 69 and preceding 71. ... 71 is the natural number following 70 and preceding 72. ... 72 is the natural number following 71 and preceding 73. ... 73 is the natural number following 72 and preceding 74. ... 74 is the natural number following 73 and preceding 75. ... 76 is the natural number following 75 and preceding 77. ... 77 is the natural number following 76 and preceding 78. ... 78 (seventy-eight) is the natural number following 77 and followed by 79. ... 79 is the natural number following 78 and preceding 80. ... Cardinal eighty Ordinal 80th (eightieth) Numeral system octagesimal Factorization Divisors 2, 4, 5, 8, 10, 16, 20, 40 Roman numeral LXXX Binary 01010000 Hexadecimal 50 80 is the natural number following 79 and preceding 81. ... List of numbers -- Integers 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. ... 0 10 20 30 40 50 60 70 80 90 >> 0 (zero), alternatively called naught or nought, is both a number and a numeral. ... 10 (ten) is the natural number following 9 and preceding 11. ... 20 (twenty) is the natural number following 19 and preceding 21. ... 30 (thirty) is the natural number following 29 and preceding 31. ... 40 is the natural number following 39 and preceding 41. ... 50 (fifty) is the number following 49 and preceding 51. ... 60 (sixty) is the natural number following 59 and preceding 61. ... 70 (seventy) is the natural number following 69 and preceding 71. ... Cardinal eighty Ordinal 80th (eightieth) Numeral system octagesimal Factorization Divisors 2, 4, 5, 8, 10, 16, 20, 40 Roman numeral LXXX Binary 01010000 Hexadecimal 50 80 is the natural number following 79 and preceding 81. ... 90 is the natural number preceded by 89 and followed by 91. ... 100 (one hundred) (the Roman numeral is C for centum) is the natural number following 99 and preceding 101. ...
Cardinal	75 seventy-five
Ordinal	75th seventy-fifth
Factorization
Divisors	3, 5, 15, 25
Roman numeral	LXXV
Binary	1001011
Hexadecimal	4B

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). ... Commonly, ordinal numbers, or ordinals for short, are numbers used to denote the position in an ordered sequence: first, second, third, fourth, etc. ... 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. ... In mathematics, a divisor of an integer n, also called a factor of n, is an integer which evenly divides n without leaving a remainder. ... 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. ...

In mathematics

As the sum of the first five pentagonal numbers, seventy-five is a pentagonal pyramidal number. It is also an enneagonal number. A pentagonal number is a figurate number that represents a pentagon. ... A pentagonal pyramidal number is a number equal to the sum of the first few pentagonal numbers. ... A nonagonal number or enneagonal number is a figurate number that represents a nonagon. ...

It is also a Keith number, because it recurs in a Fibonacci-like sequence started from its base 10 digits: 7, 5, 12, 17, 29, 46, 75... But there is no integer that added up to its own digits adds up to 75, hence 75 is a self number. In mathematics, a Keith number or repfigit number is an integer that appears as a term in a linear recurrence relation with initial terms based off its own digits. ... A self number or Colombian number is an integer which, in a given base, can not be generated by any other integer added to the sum of its digits. ...

There are 75 uniform polyhedra. In mathematics, there are three related meanings of the term polyhedron: in the traditional meaning it is a 3-dimensional polytope, and in a newer meaning that exists alongside the older one it is a bounded or unbounded generalization of a polytope of any dimension. ...

In science

• The atomic number of rhenium

In astronomy, The atomic number (Z) is a term used in chemistry and physics to represent the number of protons found in the nucleus of an atom. ... General Name, Symbol, Number rhenium, Re, 75 Chemical series transition metals Group, Period, Block 7, 6, d Appearance grayish white Atomic mass 186. ... Astrology: the study of the positions of the celestial objects relative to the Earth and how these positions affect happenings on the lives of cultures, nations and the natural environment. ...

Messier object M75, a magnitude 9.5 globular cluster in the constellation Sagittarius

The New General Catalogue object NGC 75, a spiral galaxy in the constellation Pisces

The Saros number of the solar eclipse series which began on -604 July 7 and ended on 694 August 26. The duration of Saros series 75 was 1298.1 years, and it contained 73 solar eclipses.

The Saros number of the lunar eclipse series which began on -266 May 8 and ended on 1014 June 15. The duration of Saros series 75 was 1280.1 years, and it contained 72 lunar eclipses.

Table of all 110 Messier objects. ... Globular Cluster M75 (also known as Messier Object 75, Messier 75, M75, or NGC 6864) is a globular cluster in the Sagittarius constellation. ... The apparent magnitude (m) of a star, planet or other heavenly body is a measure of its apparent brightness; that is, the amount of light received from the object. ... A globular cluster is a spherical bundle of stars (star cluster) that orbits a galaxy as a satellite. ... Orion is a remarkable constellation, visible from most places on the globe (but not always the whole year long). ... Sagittarius ( , and Latin for Archer) is a constellation of the zodiac, commonly depicted as a centaur drawing a bow. ... The New General Catalogue (NGC) is the most well-known catalogue of deep sky objects in amateur astronomy. ... A spiral galaxy is a type of galaxy in the Hubble sequence which is characterized by the following physical properties: Spiral Galaxy M74 presents a face-on view of its spiral arms. ... Pisces ( , Latin for fish (plural)) is a zodiac constellation which lies between Aquarius to the west and Aries to the east. ... A Saros cycle is a period of 6585 + 1/3 days (approximately 18 years 10 days and 8 hours) which can be used to predict eclipses of the sun and the moon. ... Photo taken during the French 1999 eclipse A solar eclipse occurs when the Moon passes in front of the Sun and obscures it totally or partially. ... July 7 is the 188th day of the year (189th in leap years) in the Gregorian Calendar, with 177 days remaining. ... Events November 9 - Hispano-Visigothic king Egica accuses Jews of aiding Moslems, and sentences all Jews to slavery. ... August 26 is the 238th day of the year in the Gregorian Calendar (239th in leap years). ... An eclipse occurs whenever the Sun, Earth and Moon line up exactly. ... May 8 is the 128th day of the year in the Gregorian Calendar (129th in leap years). ... Events February 14 - Pope Benedict VIII recognizes Henry of Bavaria as King of Germany July 29 - Battle of Kleidion: Basil II inflicts not only a decisive defeat on the Bulgarian army, but his subsequent savage treatment of 15,000 prisoners reportedly causes Tsar Samuil of Bulgaria to die of shock... June 15 is the 166th day of the year in the Gregorian calendar (167th in leap years), with 199 days remaining. ...

In other fields

Seventy-five is also:

• The designation of Interstate 75, a freeway that runs from Florida to Michigan.
• The registry of the U.S. Navy's nuclear aircraft carrier USS Harry S. Truman (CVN-75), named after U.S. President Harry S. Truman.
• The record for most game show wins, held by Ian Lygo. Also, the record for most game show appearances, currently a tie between Lygo and Ken Jennings.
• The year AD 75, 75 BC, or 1975.