Compare 21215 vs 21253
| Property | 21215 | 21253 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 42431 | 531 × 4011 |
| Prime factorization | 5 × 4243 | 53 × 401 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 4243, 21215 | 1, 53, 401, 21253 |
| Number of properties | 1 | 1 |
| Semiprimes | 5376th | 5384th |
| Roman numberals | ||
| Base 2 | 1010010110111112 | 1010011000001012 |
| Base 3 | 10020022023 | 10020110113 |
| Base 4 | 110231334 | 110300114 |
| Base 5 | 11343305 | 11400035 |
| Base 6 | 2421156 | 2422216 |
| Base 7 | 1155657 | 1156517 |
| Base 8 | 513378 | 514058 |
| Base 9 | 320829 | 321349 |
| Base 10 | 2121510 | 2125310 |
| Base 11 | 14a3711 | 14a7111 |
| Base 12 | 1033b12 | 1037112 |
| Base 13 | 986c13 | 989b13 |
| Base 14 | 7a3514 | 7a6114 |
| Base 15 | 644515 | 646d15 |
| Base 16 | 52df16 | 530516 |