Compare 63 vs 69
| Property | 63 | 69 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 32 × 71 | 31 × 231 |
| Prime factorization | 3 × 3 × 7 | 3 × 23 |
| Divisors count | 6 | 4 |
| Divisors | 1, 3, 7, 9, 21, 63 | 1, 3, 23, 69 |
| Number of properties | 0 | 1 |
| Semiprimes | 24th | |
| Roman numberals | LXIII | LXIX |
| Base 2 | 1111112 | 10001012 |
| Base 3 | 21003 | 21203 |
| Base 4 | 3334 | 10114 |
| Base 5 | 2235 | 2345 |
| Base 6 | 1436 | 1536 |
| Base 7 | 1207 | 1267 |
| Base 8 | 778 | 1058 |
| Base 9 | 709 | 769 |
| Base 10 | 6310 | 6910 |
| Base 11 | 5811 | 6311 |
| Base 12 | 5312 | 5912 |
| Base 13 | 4b13 | 5413 |
| Base 14 | 4714 | 4d14 |
| Base 15 | 4315 | 4915 |
| Base 16 | 3f16 | 4516 |