Compare 6440 vs 6443
| Property | 6440 | 6443 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 6 | 2 |
| Prime factorization | 23 × 51 × 71 × 231 | 171 × 3791 |
| Prime factorization | 2 × 2 × 2 × 5 × 7 × 23 | 17 × 379 |
| Divisors count | 32 | 4 |
| Divisors | 1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440 | 1, 17, 379, 6443 |
| Number of properties | 0 | 1 |
| Semiprimes | 1733rd | |
| Roman numberals | ||
| Base 2 | 11001001010002 | 11001001010112 |
| Base 3 | 222111123 | 222111223 |
| Base 4 | 12102204 | 12102234 |
| Base 5 | 2012305 | 2012335 |
| Base 6 | 454526 | 454556 |
| Base 7 | 245307 | 245337 |
| Base 8 | 144508 | 144538 |
| Base 9 | 87459 | 87489 |
| Base 10 | 644010 | 644310 |
| Base 11 | 492511 | 492811 |
| Base 12 | 388812 | 388b12 |
| Base 13 | 2c1513 | 2c1813 |
| Base 14 | 24c014 | 24c314 |
| Base 15 | 1d9515 | 1d9815 |
| Base 16 | 192816 | 192b16 |