Compare 63 vs 64
| Property | 63 | 64 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 1 |
| Total factors | 3 | 6 |
| Prime factorization | 32 × 71 | 26 |
| Prime factorization | 3 × 3 × 7 | 2 × 2 × 2 × 2 × 2 × 2 |
| Divisors count | 6 | 7 |
| Divisors | 1, 3, 7, 9, 21, 63 | 1, 2, 4, 8, 16, 32, 64 |
| Number of properties | 0 | 0 |
| Roman numberals | LXIII | LXIV |
| Base 2 | 1111112 | 10000002 |
| Base 3 | 21003 | 21013 |
| Base 4 | 3334 | 10004 |
| Base 5 | 2235 | 2245 |
| Base 6 | 1436 | 1446 |
| Base 7 | 1207 | 1217 |
| Base 8 | 778 | 1008 |
| Base 9 | 709 | 719 |
| Base 10 | 6310 | 6410 |
| Base 11 | 5811 | 5911 |
| Base 12 | 5312 | 5412 |
| Base 13 | 4b13 | 4c13 |
| Base 14 | 4714 | 4814 |
| Base 15 | 4315 | 4415 |
| Base 16 | 3f16 | 4016 |