Compare 45 vs 58
| Property | 45 | 58 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 32 × 51 | 21 × 291 |
| Prime factorization | 3 × 3 × 5 | 2 × 29 |
| Divisors count | 6 | 4 |
| Divisors | 1, 3, 5, 9, 15, 45 | 1, 2, 29, 58 |
| Number of properties | 0 | 1 |
| Semiprimes | 21st | |
| Roman numberals | XLV | LVIII |
| Base 2 | 1011012 | 1110102 |
| Base 3 | 12003 | 20113 |
| Base 4 | 2314 | 3224 |
| Base 5 | 1405 | 2135 |
| Base 6 | 1136 | 1346 |
| Base 7 | 637 | 1127 |
| Base 8 | 558 | 728 |
| Base 9 | 509 | 649 |
| Base 10 | 4510 | 5810 |
| Base 11 | 4111 | 5311 |
| Base 12 | 3912 | 4a12 |
| Base 13 | 3613 | 4613 |
| Base 14 | 3314 | 4214 |
| Base 15 | 3015 | 3d15 |
| Base 16 | 2d16 | 3a16 |