Compare 2159 vs 2181
| Property | 2159 | 2181 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 171 × 1271 | 31 × 7271 |
| Prime factorization | 17 × 127 | 3 × 727 |
| Divisors count | 4 | 4 |
| Divisors | 1, 17, 127, 2159 | 1, 3, 727, 2181 |
| Number of properties | 1 | 1 |
| Semiprimes | 616th | 623rd |
| Roman numberals | MMCLIX | MMCLXXXI |
| Base 2 | 1000011011112 | 1000100001012 |
| Base 3 | 22212223 | 22222103 |
| Base 4 | 2012334 | 2020114 |
| Base 5 | 321145 | 322115 |
| Base 6 | 135556 | 140336 |
| Base 7 | 62037 | 62347 |
| Base 8 | 41578 | 42058 |
| Base 9 | 28589 | 28839 |
| Base 10 | 215910 | 218110 |
| Base 11 | 169311 | 170311 |
| Base 12 | 12bb12 | 131912 |
| Base 13 | ca113 | cba13 |
| Base 14 | b0314 | b1b14 |
| Base 15 | 98e15 | 9a615 |
| Base 16 | 86f16 | 88516 |