Compare 133 vs 138
| Property | 133 | 138 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 71 × 191 | 21 × 31 × 231 |
| Prime factorization | 7 × 19 | 2 × 3 × 23 |
| Divisors count | 4 | 8 |
| Divisors | 1, 7, 19, 133 | 1, 2, 3, 6, 23, 46, 69, 138 |
| Number of properties | 1 | 0 |
| Semiprimes | 44th | |
| Roman numberals | CXXXIII | CXXXVIII |
| Base 2 | 100001012 | 100010102 |
| Base 3 | 112213 | 120103 |
| Base 4 | 20114 | 20224 |
| Base 5 | 10135 | 10235 |
| Base 6 | 3416 | 3506 |
| Base 7 | 2507 | 2557 |
| Base 8 | 2058 | 2128 |
| Base 9 | 1579 | 1639 |
| Base 10 | 13310 | 13810 |
| Base 11 | 11111 | 11611 |
| Base 12 | b112 | b612 |
| Base 13 | a313 | a813 |
| Base 14 | 9714 | 9c14 |
| Base 15 | 8d15 | 9315 |
| Base 16 | 8516 | 8a16 |