Compare 28638 vs 28646
| Property | 28638 | 28646 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 21 × 32 × 371 × 431 | 21 × 143231 |
| Prime factorization | 2 × 3 × 3 × 37 × 43 | 2 × 14323 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 3, 6, 9, 18, 37, 43, 74, 86, 111, 129, 222, 258, 333, 387, 666, 774, 1591, 3182, 4773, 9546, 14319, 28638 | 1, 2, 14323, 28646 |
| Number of properties | 0 | 1 |
| Semiprimes | 7131st | |
| Roman numberals | ||
| Base 2 | 1101111110111102 | 1101111111001102 |
| Base 3 | 11100212003 | 11100212223 |
| Base 4 | 123331324 | 123332124 |
| Base 5 | 14040235 | 14040415 |
| Base 6 | 3403306 | 3403426 |
| Base 7 | 1463317 | 1463427 |
| Base 8 | 677368 | 677468 |
| Base 9 | 432509 | 432589 |
| Base 10 | 2863810 | 2864610 |
| Base 11 | 1a57511 | 1a58211 |
| Base 12 | 146a612 | 146b212 |
| Base 13 | 1005c13 | 1006713 |
| Base 14 | a61814 | a62214 |
| Base 15 | 874315 | 874b15 |
| Base 16 | 6fde16 | 6fe616 |