242 (number): Difference between revisions
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* the orbit, in days, of [[Kepler-69c]], a planet 70 percent larger than the size of Earth, orbiting in the habitable zone of a star similar to our sun. Astronomers are uncertain about the composition of Kepler-69c, but its orbit of 242 days around a sun-like star resembles that of our neighboring planet Venus. |
* the orbit, in days, of [[Kepler-69c]], a planet 70 percent larger than the size of Earth, orbiting in the habitable zone of a star similar to our sun. Astronomers are uncertain about the composition of Kepler-69c, but its orbit of 242 days around a sun-like star resembles that of our neighboring planet Venus. |
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* [[2-4-2]], a [[Whyte notation]] classification of [[steam locomotive]]. |
* [[2-4-2]], a [[Whyte notation]] classification of [[steam locomotive]]. |
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* In [[NUS High School of Math and Science|NUSH]] Student Culture Number representing a [[Shipping (fandom)|ship]] |
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==References== |
==References== |
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Revision as of 14:38, 28 June 2022
 | This article needs additional citations for verification. (August 2012) |
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|---|---|---|---|---|
| Cardinal | two hundred forty-two | |||
| Ordinal | 242nd (two hundred forty-second) | |||
| Factorization | 2 × 112 | |||
| Greek numeral | ΣΜΒ´ | |||
| Roman numeral | CCXLII | |||
| Binary | 111100102 | |||
| Ternary | 222223 | |||
| Senary | 10426 | |||
| Octal | 3628 | |||
| Duodecimal | 18212 | |||
| Hexadecimal | F216 | |||
242 (two hundred [and] forty-two) is the natural number following 241 and preceding 243.
In mathematics
242 is the smallest integer to start a run of four consecutive integers with the same number of divisors.[1][2]
242 is a nontotient since there is no integer with 242 coprimes below it.
242 is a palindrome.
242 is the number of parallelogram polyominoes with 8 cells.[3]
In other fields
242 is also:
- part of the name of a Belgian electronic body music group called Front 242
- the number of a notable UN Security Council resolution pertaining to the Arab/Israeli conflict, United Nations Security Council Resolution 242
- Area code 242 is the area code of The Bahamas located in the North West Atlantic Ocean.
- Volvo 242 (2xx-series, 4-cylinder, 2-door) Produced from 1974 to 1984.
- Fiat 242, a van produced by Fiat
- the total number of Power Stars a player can collect in Super Mario Galaxy and Super Mario Galaxy 2 for the Wii.
- the orbit, in days, of Kepler-69c, a planet 70 percent larger than the size of Earth, orbiting in the habitable zone of a star similar to our sun. Astronomers are uncertain about the composition of Kepler-69c, but its orbit of 242 days around a sun-like star resembles that of our neighboring planet Venus.
- 2-4-2, a Whyte notation classification of steam locomotive.
References
- ^ R. K. Guy Unsolved Problems in Number Theory, section B18.
- ^ D. Wells, The Penguin Dictionary of Curious and Interesting Numbers, Penguin Books, NY, 1986: 147, 176.
- ^ Sloane, N. J. A. (ed.). "Sequence A006958 (Number of parallelogram polyominoes with n cells (also called staircase polyominoes, although that term is overused))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
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