Compare 81129 vs 81145
| Property | 81129 | 81145 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 270431 | 51 × 162291 |
| Prime factorization | 3 × 27043 | 5 × 16229 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 27043, 81129 | 1, 5, 16229, 81145 |
| Number of properties | 1 | 1 |
| Semiprimes | 19166th | 19169th |
| Roman numberals | ||
| Base 2 | 100111100111010012 | 100111100111110012 |
| Base 3 | 110100212103 | 110100221013 |
| Base 4 | 1033032214 | 1033033214 |
| Base 5 | 100440045 | 100440405 |
| Base 6 | 14233336 | 14234016 |
| Base 7 | 4553467 | 4554017 |
| Base 8 | 2363518 | 2363718 |
| Base 9 | 1332539 | 1332719 |
| Base 10 | 8112910 | 8114510 |
| Base 11 | 55a5411 | 55a6911 |
| Base 12 | 3ab4912 | 3ab6112 |
| Base 13 | 2ac0913 | 2ac1c13 |
| Base 14 | 217cd14 | 2180114 |
| Base 15 | 1908915 | 1909a15 |
| Base 16 | 13ce916 | 13cf916 |