77 (seventy-seven) is the natural number following 76 and preceding 78. Seventy-seven is the smallest positive integer requiring five syllables in English. 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 and computer science. ... 76 is the natural number following 75 and preceding 77. ... 78 (seventy-eight) is the natural number following 77 and followed by 79. ...

<< 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. ... 75 (seventy-five) is the natural number following 74 and preceding 76. ... 76 is the natural number following 75 and preceding 77. ... 78 (seventy-eight) is the natural number following 77 and followed by 79. ... 79 is the natural number following 78 and preceding 80. ... 80 (eighty) is the natural number following 79 and preceding 81. ... List of numbers -- Integers This is a list of articles about numbers (not about numerals). ... 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, nil, nada, ought, zilch, zip, nothing 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 (forty) 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. ... 80 (eighty) is the natural number following 79 and preceding 81. ... 90 (ninety) 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	77 seventy-seven
Ordinal	77th seventy-seventh
Factorization
Roman numeral	LXXVII
Binary	1001101
Hexadecimal	4D

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. ... The system of Roman numerals is a numeral system originating in ancient Rome, and was adapted from Etruscan numerals. ... The binary numeral system (base 2 numerals) 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

Seventy-seven is the sum of three squares, 4² + 5² + 6², as well as the sum of the first eight prime numbers. In mathematics, a prime number, or prime for short, is a natural number greater than one and whose only distinct positive divisors are 1 and itself. ...

In science

• The atomic number of iridium

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 iridium, Ir, 77 Chemical series transition metals Group, Period, Block 9, 6, d Appearance silvery white Atomic mass 192. ... Lunar astronomy: the large crater is Daedalus, photographed by the crew of Apollo 11 as they circled the Moon in 1969. ...

Messier object M77, a magnitude 10.5 spiral galaxy in the constellation Cetus

The New General Catalogue object NGC 77, a galaxy in the constellation Cetus

The Saros number of the solar eclipse series which began on -474 July 11 and ended on 788 August 6. The duration of Saros series 77 was 1262.1 years, and it contained 71 solar eclipses.

The Saros number of the lunar eclipse series which began on -190 April 9 and ended on 1090 May 16. The duration of Saros series 77 was 1280.1 years, and it contained 72 lunar eclipses.

Table of all 110 Messier objects. ... Spiral Galaxy M77. ... 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 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. ... Pierce this website is not very reliable!!!!!!!!!!!!!!!!! Some well-known constellations contain striking and familiar patterns of bright stars. ... Cetus (a name from Greek mythology, referring to a Whale or Sea monster, see Ceto) is a constellation of the southern sky, in the region known as the Water, near other watery constellations like Aquarius, Pisces, and Eridanus. ... The New General Catalogue (NGC) is the most well-known catalogue of deep sky objects in amateur astronomy. ... NGC 4414, a typical spiral galaxy in the constellation Coma Berenices, is about 56,000 light years in diameter and approximately 60 million light years distant. ... Cetus (a name from Greek mythology, referring to a Whale or Sea monster, see Ceto) is a constellation of the southern sky, in the region known as the Water, near other watery constellations like Aquarius, Pisces, and Eridanus. ... 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 29 March 2006 solar eclipse A solar eclipse occurs when the Moon passes in front of the Sun and obscures it totally or partially. ... July 11 is the 192nd day (193rd in leap years) of the year in the Gregorian Calendar, with 173 days remaining. ... Events Charlemagne conquers Bavaria. ... August 6 is the 218th day of the year in the Gregorian Calendar (219th in leap years), with 147 days remaining. ... An eclipse refers to the phenomenon of one body passing into the shadow cast by another body. ... April 9 is the 99th day of the year in the Gregorian calendar (100th in leap years). ... Events Granada captured by Yusuf Ibn Tashfin, King of the Almoravides Beginnings of troubadours in Provence Bejaia becomes the capital of the Algeria Births William of Malmsbury Saint Bernard of Clairvaux Saint Famianus Eliezer ben Nathan of Mainz Deaths Saint Malcoldia of Asti Saint Adalbero Categories: 1090 ... May 16 is the 136th day of the year in the Gregorian Calendar (137th in leap years). ...

In history

During World War II in Sweden at the border with Norway, "77" was used as a Shibboleth (password), because the tricky pronunciation in Swedish made it easy to instantly discern whether the speaker was native Swedish, Norwegian, or German. Combatants Allies: • Poland, • UK & Commonwealth, • France, • Soviet Union, • USA, • China, ...and others Axis: • Germany, • Italy, • Japan, ...and others Casualties Military dead: 17 million Civilian dead: 33 million Total: 50 million Full list Military dead: 8 million Civilian dead: 4 million Total: 12 million Full list World War II, also, The... Look up Shibboleth in Wiktionary, the free dictionary For the Internet2 research project, see Shibboleth (Internet2). ... A password is a form of secret authentication data that is used to control access to a resource. ...

In other areas

Seventy-seven is also:

• The designation of Interstate 77, a freeway that runs from South Carolina to Ohio.
• The designation of the M77 motorway in the UK which forms the most northerly part of the A77 trunk road which links Glasgow to Stranraer.
• The registry of the U.S. Navy's in-construction nuclear aircraft carrier USS George H. W. Bush (CVN-77), named after U.S. President George H. W. Bush.
• Part of the name of a 50's and 60's era television program: 77 Sunset Strip.
• Part of the name of Talking Heads' first album: Talking Heads: 77.
• The year AD 77, 77 BC, or 1977.
• American Airlines Flight 77, a Washington, D.C.-Los Angeles flight, which crashed into The Pentagon in Arlington, Virginia after being hijacked by terrorists on September 11, 2001.