Compare 21381 vs 21386
| Property | 21381 | 21386 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 71271 | 21 × 172 × 371 |
| Prime factorization | 3 × 7127 | 2 × 17 × 17 × 37 |
| Divisors count | 4 | 12 |
| Divisors | 1, 3, 7127, 21381 | 1, 2, 17, 34, 37, 74, 289, 578, 629, 1258, 10693, 21386 |
| Number of properties | 1 | 0 |
| Semiprimes | 5417th | |
| Roman numberals | ||
| Base 2 | 1010011100001012 | 1010011100010102 |
| Base 3 | 10020222203 | 10021000023 |
| Base 4 | 110320114 | 110320224 |
| Base 5 | 11410115 | 11410215 |
| Base 6 | 2425536 | 2430026 |
| Base 7 | 1162237 | 1162317 |
| Base 8 | 516058 | 516128 |
| Base 9 | 322869 | 323029 |
| Base 10 | 2138110 | 2138610 |
| Base 11 | 1507811 | 1508211 |
| Base 12 | 1045912 | 1046212 |
| Base 13 | 996913 | 997113 |
| Base 14 | 7b1314 | 7b1814 |
| Base 15 | 650615 | 650b15 |
| Base 16 | 538516 | 538a16 |