Compare 630 vs 638
| Property | 630 | 638 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 3 |
| Total factors | 5 | 3 |
| Prime factorization | 21 × 32 × 51 × 71 | 21 × 111 × 291 |
| Prime factorization | 2 × 3 × 3 × 5 × 7 | 2 × 11 × 29 |
| Divisors count | 24 | 8 |
| Divisors | 1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630 | 1, 2, 11, 22, 29, 58, 319, 638 |
| Number of properties | 0 | 0 |
| Roman numberals | DCXXX | DCXXXVIII |
| Base 2 | 10011101102 | 10011111102 |
| Base 3 | 2121003 | 2121223 |
| Base 4 | 213124 | 213324 |
| Base 5 | 100105 | 100235 |
| Base 6 | 25306 | 25426 |
| Base 7 | 15607 | 16017 |
| Base 8 | 11668 | 11768 |
| Base 9 | 7709 | 7789 |
| Base 10 | 63010 | 63810 |
| Base 11 | 52311 | 53011 |
| Base 12 | 44612 | 45212 |
| Base 13 | 39613 | 3a113 |
| Base 14 | 33014 | 33814 |
| Base 15 | 2c015 | 2c815 |
| Base 16 | 27616 | 27e16 |