242 (number)
242 (two hundred [and] forty-two) is the natural number following 241 and preceding 243.
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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 is the smallest integer to start a run of four consecutive integers with the same number of divisors.
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.
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