Compare 21485 vs 21506
| Property | 21485 | 21506 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 42971 | 21 × 107531 |
| Prime factorization | 5 × 4297 | 2 × 10753 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 4297, 21485 | 1, 2, 10753, 21506 |
| Number of properties | 1 | 1 |
| Semiprimes | 5445th | 5446th |
| Roman numberals | ||
| Base 2 | 1010011111011012 | 1010100000000102 |
| Base 3 | 10021102023 | 10021111123 |
| Base 4 | 110332314 | 111000024 |
| Base 5 | 11414205 | 11420115 |
| Base 6 | 2432456 | 2433226 |
| Base 7 | 1164327 | 1164627 |
| Base 8 | 517558 | 520028 |
| Base 9 | 324229 | 324459 |
| Base 10 | 2148510 | 2150610 |
| Base 11 | 1516211 | 1518111 |
| Base 12 | 1052512 | 1054212 |
| Base 13 | 9a1913 | 9a3413 |
| Base 14 | 7b8914 | 7ba214 |
| Base 15 | 657515 | 658b15 |
| Base 16 | 53ed16 | 540216 |