Compare 2981 vs 2991
| Property | 2981 | 2991 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 111 × 2711 | 31 × 9971 |
| Prime factorization | 11 × 271 | 3 × 997 |
| Divisors count | 4 | 4 |
| Divisors | 1, 11, 271, 2981 | 1, 3, 997, 2991 |
| Number of properties | 1 | 1 |
| Semiprimes | 834th | 838th |
| Roman numberals | MMCMLXXXI | MMCMXCI |
| Base 2 | 1011101001012 | 1011101011112 |
| Base 3 | 110021023 | 110022103 |
| Base 4 | 2322114 | 2322334 |
| Base 5 | 434115 | 434315 |
| Base 6 | 214456 | 215036 |
| Base 7 | 114567 | 115027 |
| Base 8 | 56458 | 56578 |
| Base 9 | 40729 | 40839 |
| Base 10 | 298110 | 299110 |
| Base 11 | 227011 | 227a11 |
| Base 12 | 188512 | 189312 |
| Base 13 | 148413 | 149113 |
| Base 14 | 112d14 | 113914 |
| Base 15 | d3b15 | d4615 |
| Base 16 | ba516 | baf16 |