Compare 12981 vs 12987
| Property | 12981 | 12987 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 31 × 43271 | 33 × 131 × 371 |
| Prime factorization | 3 × 4327 | 3 × 3 × 3 × 13 × 37 |
| Divisors count | 4 | 16 |
| Divisors | 1, 3, 4327, 12981 | 1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 4329, 12987 |
| Number of properties | 1 | 0 |
| Semiprimes | 3366th | |
| Roman numberals | ||
| Base 2 | 110010101101012 | 110010101110112 |
| Base 3 | 1222102103 | 1222110003 |
| Base 4 | 30223114 | 30223234 |
| Base 5 | 4034115 | 4034225 |
| Base 6 | 1400336 | 1400436 |
| Base 7 | 525637 | 526027 |
| Base 8 | 312658 | 312738 |
| Base 9 | 187239 | 187309 |
| Base 10 | 1298110 | 1298710 |
| Base 11 | 983111 | 983711 |
| Base 12 | 761912 | 762312 |
| Base 13 | 5ba713 | 5bb013 |
| Base 14 | 4a3314 | 4a3914 |
| Base 15 | 3ca615 | 3cac15 |
| Base 16 | 32b516 | 32bb16 |