Compare 6640 vs 6651
| Property | 6640 | 6651 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 2 |
| Total factors | 6 | 3 |
| Prime factorization | 24 × 51 × 831 | 32 × 7391 |
| Prime factorization | 2 × 2 × 2 × 2 × 5 × 83 | 3 × 3 × 739 |
| Divisors count | 20 | 6 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640 | 1, 3, 9, 739, 2217, 6651 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 11001111100002 | 11001111110112 |
| Base 3 | 1000022213 | 1000101003 |
| Base 4 | 12133004 | 12133234 |
| Base 5 | 2030305 | 2031015 |
| Base 6 | 504246 | 504436 |
| Base 7 | 252347 | 252517 |
| Base 8 | 147608 | 147738 |
| Base 9 | 100879 | 101109 |
| Base 10 | 664010 | 665110 |
| Base 11 | 4a9711 | 4aa711 |
| Base 12 | 3a1412 | 3a2312 |
| Base 13 | 303a13 | 304813 |
| Base 14 | 25c414 | 25d114 |
| Base 15 | 1e7a15 | 1e8615 |
| Base 16 | 19f016 | 19fb16 |