Compare 81945 vs 81946
| Property | 81945 | 81946 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 33 × 51 × 6071 | 21 × 409731 |
| Prime factorization | 3 × 3 × 3 × 5 × 607 | 2 × 40973 |
| Divisors count | 16 | 4 |
| Divisors | 1, 3, 5, 9, 15, 27, 45, 135, 607, 1821, 3035, 5463, 9105, 16389, 27315, 81945 | 1, 2, 40973, 81946 |
| Number of properties | 0 | 1 |
| Semiprimes | 19342nd | |
| Roman numberals | ||
| Base 2 | 101000000000110012 | 101000000000110102 |
| Base 3 | 110111020003 | 110111020013 |
| Base 4 | 1100001214 | 1100001224 |
| Base 5 | 101102405 | 101102415 |
| Base 6 | 14312136 | 14312146 |
| Base 7 | 4606237 | 4606247 |
| Base 8 | 2400318 | 2400328 |
| Base 9 | 1343609 | 1343619 |
| Base 10 | 8194510 | 8194610 |
| Base 11 | 5662611 | 5662711 |
| Base 12 | 3b50912 | 3b50a12 |
| Base 13 | 2b3b613 | 2b3b713 |
| Base 14 | 21c1314 | 21c1414 |
| Base 15 | 1943015 | 1943115 |
| Base 16 | 1401916 | 1401a16 |