Compare 1391 vs 1392
| Property | 1391 | 1392 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 6 |
| Prime factorization | 131 × 1071 | 24 × 31 × 291 |
| Prime factorization | 13 × 107 | 2 × 2 × 2 × 2 × 3 × 29 |
| Divisors count | 4 | 20 |
| Divisors | 1, 13, 107, 1391 | 1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392 |
| Number of properties | 1 | 0 |
| Semiprimes | 412th | |
| Roman numberals | MCCCXCI | MCCCXCII |
| Base 2 | 101011011112 | 101011100002 |
| Base 3 | 12201123 | 12201203 |
| Base 4 | 1112334 | 1113004 |
| Base 5 | 210315 | 210325 |
| Base 6 | 102356 | 102406 |
| Base 7 | 40257 | 40267 |
| Base 8 | 25578 | 25608 |
| Base 9 | 18159 | 18169 |
| Base 10 | 139110 | 139210 |
| Base 11 | 105511 | 105611 |
| Base 12 | 97b12 | 98012 |
| Base 13 | 83013 | 83113 |
| Base 14 | 71514 | 71614 |
| Base 15 | 62b15 | 62c15 |
| Base 16 | 56f16 | 57016 |