Compare 40 vs 63
| Property | 40 | 63 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 2 |
| Total factors | 4 | 3 |
| Prime factorization | 23 × 51 | 32 × 71 |
| Prime factorization | 2 × 2 × 2 × 5 | 3 × 3 × 7 |
| Divisors count | 8 | 6 |
| Divisors | 1, 2, 4, 5, 8, 10, 20, 40 | 1, 3, 7, 9, 21, 63 |
| Number of properties | 0 | 0 |
| Roman numberals | XL | LXIII |
| Base 2 | 1010002 | 1111112 |
| Base 3 | 11113 | 21003 |
| Base 4 | 2204 | 3334 |
| Base 5 | 1305 | 2235 |
| Base 6 | 1046 | 1436 |
| Base 7 | 557 | 1207 |
| Base 8 | 508 | 778 |
| Base 9 | 449 | 709 |
| Base 10 | 4010 | 6310 |
| Base 11 | 3711 | 5811 |
| Base 12 | 3412 | 5312 |
| Base 13 | 3113 | 4b13 |
| Base 14 | 2c14 | 4714 |
| Base 15 | 2a15 | 4315 |
| Base 16 | 2816 | 3f16 |