Compare 1391 vs 1398
| Property | 1391 | 1398 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 131 × 1071 | 21 × 31 × 2331 |
| Prime factorization | 13 × 107 | 2 × 3 × 233 |
| Divisors count | 4 | 8 |
| Divisors | 1, 13, 107, 1391 | 1, 2, 3, 6, 233, 466, 699, 1398 |
| Number of properties | 1 | 0 |
| Semiprimes | 412th | |
| Roman numberals | MCCCXCI | MCCCXCVIII |
| Base 2 | 101011011112 | 101011101102 |
| Base 3 | 12201123 | 12202103 |
| Base 4 | 1112334 | 1113124 |
| Base 5 | 210315 | 210435 |
| Base 6 | 102356 | 102506 |
| Base 7 | 40257 | 40357 |
| Base 8 | 25578 | 25668 |
| Base 9 | 18159 | 18239 |
| Base 10 | 139110 | 139810 |
| Base 11 | 105511 | 106111 |
| Base 12 | 97b12 | 98612 |
| Base 13 | 83013 | 83713 |
| Base 14 | 71514 | 71c14 |
| Base 15 | 62b15 | 63315 |
| Base 16 | 56f16 | 57616 |