Compare 2155 vs 2156
| Property | 2155 | 2156 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 51 × 4311 | 22 × 72 × 111 |
| Prime factorization | 5 × 431 | 2 × 2 × 7 × 7 × 11 |
| Divisors count | 4 | 18 |
| Divisors | 1, 5, 431, 2155 | 1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156 |
| Number of properties | 1 | 0 |
| Semiprimes | 614th | |
| Roman numberals | MMCLV | MMCLVI |
| Base 2 | 1000011010112 | 1000011011002 |
| Base 3 | 22212113 | 22212123 |
| Base 4 | 2012234 | 2012304 |
| Base 5 | 321105 | 321115 |
| Base 6 | 135516 | 135526 |
| Base 7 | 61667 | 62007 |
| Base 8 | 41538 | 41548 |
| Base 9 | 28549 | 28559 |
| Base 10 | 215510 | 215610 |
| Base 11 | 168a11 | 169011 |
| Base 12 | 12b712 | 12b812 |
| Base 13 | c9a13 | c9b13 |
| Base 14 | add14 | b0014 |
| Base 15 | 98a15 | 98b15 |
| Base 16 | 86b16 | 86c16 |