Compare 21939 vs 21949
| Property | 21939 | 21949 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 711 × 1031 | 471 × 4671 |
| Prime factorization | 3 × 71 × 103 | 47 × 467 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 71, 103, 213, 309, 7313, 21939 | 1, 47, 467, 21949 |
| Number of properties | 0 | 1 |
| Semiprimes | 5540th | |
| Roman numberals | ||
| Base 2 | 1010101101100112 | 1010101101111012 |
| Base 3 | 10100021203 | 10100022213 |
| Base 4 | 111123034 | 111123314 |
| Base 5 | 12002245 | 12002445 |
| Base 6 | 2453236 | 2453416 |
| Base 7 | 1206517 | 1206647 |
| Base 8 | 526638 | 526758 |
| Base 9 | 330769 | 330879 |
| Base 10 | 2193910 | 2194910 |
| Base 11 | 1553511 | 1554411 |
| Base 12 | 1084312 | 1085112 |
| Base 13 | 9ca813 | 9cb513 |
| Base 14 | 7dd114 | 7ddb14 |
| Base 15 | 677915 | 678415 |
| Base 16 | 55b316 | 55bd16 |