| ||||
|---|---|---|---|---|
| Cardinal | one hundred thirty-eight | |||
| Ordinal | 138th (one hundred thirty-eighth) | |||
| Factorization | 2 × 3 × 23 | |||
| Divisors | 1, 2, 3, 6, 23, 46, 69, 138 | |||
| Greek numeral | ΡΛΗ´ | |||
| Roman numeral | CXXXVIII | |||
| Binary | 100010102 | |||
| Ternary | 120103 | |||
| Senary | 3506 | |||
| Octal | 2128 | |||
| Duodecimal | B612 | |||
| Hexadecimal | 8A16 | |||
138 (one hundred [and] thirty-eight) is the natural number following 137 and preceding 139.