Compare 21039 vs 21045
| Property | 21039 | 21045 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 70131 | 31 × 51 × 231 × 611 |
| Prime factorization | 3 × 7013 | 3 × 5 × 23 × 61 |
| Divisors count | 4 | 16 |
| Divisors | 1, 3, 7013, 21039 | 1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 915, 1403, 4209, 7015, 21045 |
| Number of properties | 1 | 0 |
| Semiprimes | 5335th | |
| Roman numberals | ||
| Base 2 | 1010010001011112 | 1010010001101012 |
| Base 3 | 10012120203 | 10012121103 |
| Base 4 | 110202334 | 110203114 |
| Base 5 | 11331245 | 11331405 |
| Base 6 | 2412236 | 2412336 |
| Base 7 | 1152247 | 1152337 |
| Base 8 | 510578 | 510658 |
| Base 9 | 317669 | 317739 |
| Base 10 | 2103910 | 2104510 |
| Base 11 | 1489711 | 148a211 |
| Base 12 | 1021312 | 1021912 |
| Base 13 | 976513 | 976b13 |
| Base 14 | 794b14 | 795314 |
| Base 15 | 637915 | 638015 |
| Base 16 | 522f16 | 523516 |