231 (two hundred [and] thirty-one) is the natural number following 230 and preceding 232.
| ||||
|---|---|---|---|---|
| Cardinal | two hundred thirty-one | |||
| Ordinal | 231st (two hundred thirty-first) | |||
| Factorization | 3 × 7 × 11 | |||
| Greek numeral | ΣΛΑ´ | |||
| Roman numeral | CCXXXI | |||
| Binary | 111001112 | |||
| Ternary | 221203 | |||
| Senary | 10236 | |||
| Octal | 3478 | |||
| Duodecimal | 17312 | |||
| Hexadecimal | E716 | |||
231 is a sphenic number.
References
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