Compare 1630 vs 1638
| Property | 1630 | 1638 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 3 | 5 |
| Prime factorization | 21 × 51 × 1631 | 21 × 32 × 71 × 131 |
| Prime factorization | 2 × 5 × 163 | 2 × 3 × 3 × 7 × 13 |
| Divisors count | 8 | 24 |
| Divisors | 1, 2, 5, 10, 163, 326, 815, 1630 | 1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638 |
| Number of properties | 0 | 0 |
| Roman numberals | MDCXXX | MDCXXXVIII |
| Base 2 | 110010111102 | 110011001102 |
| Base 3 | 20201013 | 20202003 |
| Base 4 | 1211324 | 1212124 |
| Base 5 | 230105 | 230235 |
| Base 6 | 113146 | 113306 |
| Base 7 | 45167 | 45307 |
| Base 8 | 31368 | 31468 |
| Base 9 | 22119 | 22209 |
| Base 10 | 163010 | 163810 |
| Base 11 | 125211 | 125a11 |
| Base 12 | b3a12 | b4612 |
| Base 13 | 98513 | 99013 |
| Base 14 | 84614 | 85014 |
| Base 15 | 73a15 | 74315 |
| Base 16 | 65e16 | 66616 |