331 (number)
331 is a number that comes after 330 and before 332. 331 is also a lucky prime. 331 is the 67th prime number which makes it the 19th super-prime as 67 is prime. In ordinal form, 331 is written as 331st, (three hundred thirty first).
| ||||
|---|---|---|---|---|
| Cardinal | three hundred and thirty-one | |||
| Ordinal | 331st (three hundred and thirty-first) | |||
| Factorization | 331 | |||
| Prime | 67th | |||
| Roman numeral | CCCXXXI | |||
| Binary | 1010010112 | |||
| Ternary | 1100213 | |||
| Quaternary | 110234 | |||
| Quinary | 23115 | |||
| Senary | 13116 | |||
| Octal | 5138 | |||
| Duodecimal | 23712 | |||
| Hexadecimal | 14B16 | |||
| Vigesimal | GB20 | |||
| Base 36 | 9736 | |||