Compare 21982 vs 21993
| Property | 21982 | 21993 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 291 × 3791 | 31 × 73311 |
| Prime factorization | 2 × 29 × 379 | 3 × 7331 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 29, 58, 379, 758, 10991, 21982 | 1, 3, 7331, 21993 |
| Number of properties | 0 | 1 |
| Semiprimes | 5553rd | |
| Roman numberals | ||
| Base 2 | 1010101110111102 | 1010101111010012 |
| Base 3 | 10100110113 | 10100111203 |
| Base 4 | 111131324 | 111132214 |
| Base 5 | 12004125 | 12004335 |
| Base 6 | 2454346 | 2454536 |
| Base 7 | 1210427 | 1210567 |
| Base 8 | 527368 | 527518 |
| Base 9 | 331349 | 331469 |
| Base 10 | 2198210 | 2199310 |
| Base 11 | 1557411 | 1558411 |
| Base 12 | 1087a12 | 1088912 |
| Base 13 | a00c13 | a01a13 |
| Base 14 | 802214 | 802d14 |
| Base 15 | 67a715 | 67b315 |
| Base 16 | 55de16 | 55e916 |