Compare 21078 vs 21081
| Property | 21078 | 21081 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 32 × 11711 | 31 × 70271 |
| Prime factorization | 2 × 3 × 3 × 1171 | 3 × 7027 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 3, 6, 9, 18, 1171, 2342, 3513, 7026, 10539, 21078 | 1, 3, 7027, 21081 |
| Number of properties | 0 | 1 |
| Semiprimes | 5348th | |
| Roman numberals | ||
| Base 2 | 1010010010101102 | 1010010010110012 |
| Base 3 | 10012202003 | 10012202103 |
| Base 4 | 110211124 | 110211214 |
| Base 5 | 11333035 | 11333115 |
| Base 6 | 2413306 | 2413336 |
| Base 7 | 1153117 | 1153147 |
| Base 8 | 511268 | 511318 |
| Base 9 | 318209 | 318239 |
| Base 10 | 2107810 | 2108110 |
| Base 11 | 1492211 | 1492511 |
| Base 12 | 1024612 | 1024912 |
| Base 13 | 979513 | 979813 |
| Base 14 | 797814 | 797b14 |
| Base 15 | 63a315 | 63a615 |
| Base 16 | 525616 | 525916 |