Compare 1635 vs 1638
| Property | 1635 | 1638 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 3 | 5 |
| Prime factorization | 31 × 51 × 1091 | 21 × 32 × 71 × 131 |
| Prime factorization | 3 × 5 × 109 | 2 × 3 × 3 × 7 × 13 |
| Divisors count | 8 | 24 |
| Divisors | 1, 3, 5, 15, 109, 327, 545, 1635 | 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 | MDCXXXV | MDCXXXVIII |
| Base 2 | 110011000112 | 110011001102 |
| Base 3 | 20201203 | 20202003 |
| Base 4 | 1212034 | 1212124 |
| Base 5 | 230205 | 230235 |
| Base 6 | 113236 | 113306 |
| Base 7 | 45247 | 45307 |
| Base 8 | 31438 | 31468 |
| Base 9 | 22169 | 22209 |
| Base 10 | 163510 | 163810 |
| Base 11 | 125711 | 125a11 |
| Base 12 | b4312 | b4612 |
| Base 13 | 98a13 | 99013 |
| Base 14 | 84b14 | 85014 |
| Base 15 | 74015 | 74315 |
| Base 16 | 66316 | 66616 |