Compare 21081 vs 21087
| Property | 21081 | 21087 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 31 × 70271 | 33 × 111 × 711 |
| Prime factorization | 3 × 7027 | 3 × 3 × 3 × 11 × 71 |
| Divisors count | 4 | 16 |
| Divisors | 1, 3, 7027, 21081 | 1, 3, 9, 11, 27, 33, 71, 99, 213, 297, 639, 781, 1917, 2343, 7029, 21087 |
| Number of properties | 1 | 0 |
| Semiprimes | 5348th | |
| Roman numberals | ||
| Base 2 | 1010010010110012 | 1010010010111112 |
| Base 3 | 10012202103 | 10012210003 |
| Base 4 | 110211214 | 110211334 |
| Base 5 | 11333115 | 11333225 |
| Base 6 | 2413336 | 2413436 |
| Base 7 | 1153147 | 1153237 |
| Base 8 | 511318 | 511378 |
| Base 9 | 318239 | 318309 |
| Base 10 | 2108110 | 2108710 |
| Base 11 | 1492511 | 1493011 |
| Base 12 | 1024912 | 1025312 |
| Base 13 | 979813 | 97a113 |
| Base 14 | 797b14 | 798314 |
| Base 15 | 63a615 | 63ac15 |
| Base 16 | 525916 | 525f16 |