Compare 12978 vs 12981
| Property | 12978 | 12981 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 21 × 32 × 71 × 1031 | 31 × 43271 |
| Prime factorization | 2 × 3 × 3 × 7 × 103 | 3 × 4327 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1442, 1854, 2163, 4326, 6489, 12978 | 1, 3, 4327, 12981 |
| Number of properties | 0 | 1 |
| Semiprimes | 3366th | |
| Roman numberals | ||
| Base 2 | 110010101100102 | 110010101101012 |
| Base 3 | 1222102003 | 1222102103 |
| Base 4 | 30223024 | 30223114 |
| Base 5 | 4034035 | 4034115 |
| Base 6 | 1400306 | 1400336 |
| Base 7 | 525607 | 525637 |
| Base 8 | 312628 | 312658 |
| Base 9 | 187209 | 187239 |
| Base 10 | 1297810 | 1298110 |
| Base 11 | 982911 | 983111 |
| Base 12 | 761612 | 761912 |
| Base 13 | 5ba413 | 5ba713 |
| Base 14 | 4a3014 | 4a3314 |
| Base 15 | 3ca315 | 3ca615 |
| Base 16 | 32b216 | 32b516 |