92 (number)
Encyclopedia : 9 : 92 : 92N : 92 (number)
92 (ninety-two) is the natural number following 91 and preceding 93.
| Cardinal | 92 ninety-two |
| Ordinal | 92nd ninety-second |
| Factorization | [2^2 \cdot 23] |
| Divisors | 2, 4, 23, 46 |
| Roman numeral | XCII |
| Binary | 1011100 |
| Hexadecimal | 5C |
In mathematics
Ninety-two is a pentagonal number. It is also:- The number of Johnson solids.
- The number of faces of a snub dodecahedron, the Archimedean solid with the most faces.
- The number of n-Queens Problem solutions for n = 8.
In science
- The atomic number of uranium, an actinide.
- Messier object M92, a magnitude 7.5 globular cluster in the constellation Hercules
- The New General Catalogue [object] NGC 92, a magnitude 13.1 peculiar spiral galaxy in the constellation Phoenix, and a member of Robert's Quartet
- The Saros [number] of the solar eclipse series which began on 77 BC August 19 and ended on 1240 October 16. The duration of Saros series 92 was 1316.2 years, and it contained 74 solar eclipses.
- The Saros [number] of the lunar eclipse series which began on 208 May 17 and ended on 1488 June 23. The duration of Saros series 92 was 1280.1 years, and it contained 72 lunar eclipses.
In other fields
Ninety-two is also:- The code for international direct dial phone calls to Pakistan.
- In the title of the book Ninety-two in the Shade, by Thomas McGuane.
- The model number of the famously gray Texas Instruments TI-92 calculator.
- The year AD 92, 92 BC, or 1992.
- The "Illustrious 92" or "Glorious 92" Massachusetts legislators who refused to rescind their resolution soliciting other British colonies' support in resistance to the Townshend Acts prior to the American Revolution. Analogous to the number 45 in reference to the protests of John Wilkes against British corruption.
- The Guinness record of the longest placename, Tetaumatawhakatangihangakoauaotamateaurehaeaturipukapihimaungahoronukupokaiwhenuaakitanarahu, has 92 characters.
- The ISBN Group Identifier for books published by international publishers such as UNESCO.
- The number which runs through almost every single of British film-maker Peter Greenaway's films. This number has special association with the fictional character of Greenaway's creation, Tulse Luper. It is said the number itself is based on a mathematical error in calculations concerning John Cage's work Indeterminacy. See The Falls for extensive use of this number.
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