Compare 1386 vs 1389
| Property | 1386 | 1389 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 21 × 32 × 71 × 111 | 31 × 4631 |
| Prime factorization | 2 × 3 × 3 × 7 × 11 | 3 × 463 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386 | 1, 3, 463, 1389 |
| Number of properties | 0 | 1 |
| Semiprimes | 411th | |
| Roman numberals | MCCCLXXXVI | MCCCLXXXIX |
| Base 2 | 101011010102 | 101011011012 |
| Base 3 | 12201003 | 12201103 |
| Base 4 | 1112224 | 1112314 |
| Base 5 | 210215 | 210245 |
| Base 6 | 102306 | 102336 |
| Base 7 | 40207 | 40237 |
| Base 8 | 25528 | 25558 |
| Base 9 | 18109 | 18139 |
| Base 10 | 138610 | 138910 |
| Base 11 | 105011 | 105311 |
| Base 12 | 97612 | 97912 |
| Base 13 | 82813 | 82b13 |
| Base 14 | 71014 | 71314 |
| Base 15 | 62615 | 62915 |
| Base 16 | 56a16 | 56d16 |