Compare 21087 vs 21091
| Property | 21087 | 21091 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 5 | 3 |
| Prime factorization | 33 × 111 × 711 | 71 × 231 × 1311 |
| Prime factorization | 3 × 3 × 3 × 11 × 71 | 7 × 23 × 131 |
| Divisors count | 16 | 8 |
| Divisors | 1, 3, 9, 11, 27, 33, 71, 99, 213, 297, 639, 781, 1917, 2343, 7029, 21087 | 1, 7, 23, 131, 161, 917, 3013, 21091 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1010010010111112 | 1010010011000112 |
| Base 3 | 10012210003 | 10012210113 |
| Base 4 | 110211334 | 110212034 |
| Base 5 | 11333225 | 11333315 |
| Base 6 | 2413436 | 2413516 |
| Base 7 | 1153237 | 1153307 |
| Base 8 | 511378 | 511438 |
| Base 9 | 318309 | 318349 |
| Base 10 | 2108710 | 2109110 |
| Base 11 | 1493011 | 1493411 |
| Base 12 | 1025312 | 1025712 |
| Base 13 | 97a113 | 97a513 |
| Base 14 | 798314 | 798714 |
| Base 15 | 63ac15 | 63b115 |
| Base 16 | 525f16 | 526316 |