Compare 6642 vs 6645
| Property | 6642 | 6645 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 6 | 3 |
| Prime factorization | 21 × 34 × 411 | 31 × 51 × 4431 |
| Prime factorization | 2 × 3 × 3 × 3 × 3 × 41 | 3 × 5 × 443 |
| Divisors count | 20 | 8 |
| Divisors | 1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 123, 162, 246, 369, 738, 1107, 2214, 3321, 6642 | 1, 3, 5, 15, 443, 1329, 2215, 6645 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 11001111100102 | 11001111101012 |
| Base 3 | 1000100003 | 1000100103 |
| Base 4 | 12133024 | 12133114 |
| Base 5 | 2030325 | 2030405 |
| Base 6 | 504306 | 504336 |
| Base 7 | 252367 | 252427 |
| Base 8 | 147628 | 147658 |
| Base 9 | 101009 | 101039 |
| Base 10 | 664210 | 664510 |
| Base 11 | 4a9911 | 4aa111 |
| Base 12 | 3a1612 | 3a1912 |
| Base 13 | 303c13 | 304213 |
| Base 14 | 25c614 | 25c914 |
| Base 15 | 1e7c15 | 1e8015 |
| Base 16 | 19f216 | 19f516 |