Compare 12981 vs 12985
| Property | 12981 | 12985 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 43271 | 51 × 72 × 531 |
| Prime factorization | 3 × 4327 | 5 × 7 × 7 × 53 |
| Divisors count | 4 | 12 |
| Divisors | 1, 3, 4327, 12981 | 1, 5, 7, 35, 49, 53, 245, 265, 371, 1855, 2597, 12985 |
| Number of properties | 1 | 0 |
| Semiprimes | 3366th | |
| Roman numberals | ||
| Base 2 | 110010101101012 | 110010101110012 |
| Base 3 | 1222102103 | 1222102213 |
| Base 4 | 30223114 | 30223214 |
| Base 5 | 4034115 | 4034205 |
| Base 6 | 1400336 | 1400416 |
| Base 7 | 525637 | 526007 |
| Base 8 | 312658 | 312718 |
| Base 9 | 187239 | 187279 |
| Base 10 | 1298110 | 1298510 |
| Base 11 | 983111 | 983511 |
| Base 12 | 761912 | 762112 |
| Base 13 | 5ba713 | 5bab13 |
| Base 14 | 4a3314 | 4a3714 |
| Base 15 | 3ca615 | 3caa15 |
| Base 16 | 32b516 | 32b916 |