Compare 81139 vs 81155
| Property | 81139 | 81155 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 411 × 19791 | 51 × 162311 |
| Prime factorization | 41 × 1979 | 5 × 16231 |
| Divisors count | 4 | 4 |
| Divisors | 1, 41, 1979, 81139 | 1, 5, 16231, 81155 |
| Number of properties | 1 | 1 |
| Semiprimes | 19167th | 19173rd |
| Roman numberals | ||
| Base 2 | 100111100111100112 | 100111101000000112 |
| Base 3 | 110100220113 | 110100222023 |
| Base 4 | 1033033034 | 1033100034 |
| Base 5 | 100440245 | 100441105 |
| Base 6 | 14233516 | 14234156 |
| Base 7 | 4553627 | 4554147 |
| Base 8 | 2363638 | 2364038 |
| Base 9 | 1332649 | 1332829 |
| Base 10 | 8113910 | 8115510 |
| Base 11 | 55a6311 | 55a7811 |
| Base 12 | 3ab5712 | 3ab6b12 |
| Base 13 | 2ac1613 | 2ac2913 |
| Base 14 | 217d914 | 2180b14 |
| Base 15 | 1909415 | 190a515 |
| Base 16 | 13cf316 | 13d0316 |