Compare 1398 vs 1405
| Property | 1398 | 1405 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 31 × 2331 | 51 × 2811 |
| Prime factorization | 2 × 3 × 233 | 5 × 281 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 3, 6, 233, 466, 699, 1398 | 1, 5, 281, 1405 |
| Number of properties | 0 | 1 |
| Semiprimes | 418th | |
| Roman numberals | MCCCXCVIII | MCDV |
| Base 2 | 101011101102 | 101011111012 |
| Base 3 | 12202103 | 12210013 |
| Base 4 | 1113124 | 1113314 |
| Base 5 | 210435 | 211105 |
| Base 6 | 102506 | 103016 |
| Base 7 | 40357 | 40457 |
| Base 8 | 25668 | 25758 |
| Base 9 | 18239 | 18319 |
| Base 10 | 139810 | 140510 |
| Base 11 | 106111 | 106811 |
| Base 12 | 98612 | 99112 |
| Base 13 | 83713 | 84113 |
| Base 14 | 71c14 | 72514 |
| Base 15 | 63315 | 63a15 |
| Base 16 | 57616 | 57d16 |