Compare 21984 vs 21986
| Property | 21984 | 21986 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 7 | 2 |
| Prime factorization | 25 × 31 × 2291 | 21 × 109931 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 3 × 229 | 2 × 10993 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 229, 458, 687, 916, 1374, 1832, 2748, 3664, 5496, 7328, 10992, 21984 | 1, 2, 10993, 21986 |
| Number of properties | 0 | 1 |
| Semiprimes | 5551st | |
| Roman numberals | ||
| Base 2 | 1010101111000002 | 1010101111000102 |
| Base 3 | 10100110203 | 10100110223 |
| Base 4 | 111132004 | 111132024 |
| Base 5 | 12004145 | 12004215 |
| Base 6 | 2454406 | 2454426 |
| Base 7 | 1210447 | 1210467 |
| Base 8 | 527408 | 527428 |
| Base 9 | 331369 | 331389 |
| Base 10 | 2198410 | 2198610 |
| Base 11 | 1557611 | 1557811 |
| Base 12 | 1088012 | 1088212 |
| Base 13 | a01113 | a01313 |
| Base 14 | 802414 | 802614 |
| Base 15 | 67a915 | 67ab15 |
| Base 16 | 55e016 | 55e216 |