Compare 2138 vs 2142
| Property | 2138 | 2142 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 5 |
| Prime factorization | 21 × 10691 | 21 × 32 × 71 × 171 |
| Prime factorization | 2 × 1069 | 2 × 3 × 3 × 7 × 17 |
| Divisors count | 4 | 24 |
| Divisors | 1, 2, 1069, 2138 | 1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142 |
| Number of properties | 1 | 0 |
| Semiprimes | 611th | |
| Roman numberals | MMCXXXVIII | MMCXLII |
| Base 2 | 1000010110102 | 1000010111102 |
| Base 3 | 22210123 | 22211003 |
| Base 4 | 2011224 | 2011324 |
| Base 5 | 320235 | 320325 |
| Base 6 | 135226 | 135306 |
| Base 7 | 61437 | 61507 |
| Base 8 | 41328 | 41368 |
| Base 9 | 28359 | 28409 |
| Base 10 | 213810 | 214210 |
| Base 11 | 167411 | 167811 |
| Base 12 | 12a212 | 12a612 |
| Base 13 | c8613 | c8a13 |
| Base 14 | aca14 | ad014 |
| Base 15 | 97815 | 97c15 |
| Base 16 | 85a16 | 85e16 |