Compare 20805 vs 20813
| Property | 20805 | 20813 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 31 × 51 × 191 × 731 | 131 × 16011 |
| Prime factorization | 3 × 5 × 19 × 73 | 13 × 1601 |
| Divisors count | 16 | 4 |
| Divisors | 1, 3, 5, 15, 19, 57, 73, 95, 219, 285, 365, 1095, 1387, 4161, 6935, 20805 | 1, 13, 1601, 20813 |
| Number of properties | 0 | 1 |
| Semiprimes | 5281st | |
| Roman numberals | ||
| Base 2 | 1010001010001012 | 1010001010011012 |
| Base 3 | 10011121203 | 10011122123 |
| Base 4 | 110110114 | 110110314 |
| Base 5 | 11312105 | 11312235 |
| Base 6 | 2401536 | 2402056 |
| Base 7 | 1144417 | 1144527 |
| Base 8 | 505058 | 505158 |
| Base 9 | 314769 | 314859 |
| Base 10 | 2080510 | 2081310 |
| Base 11 | 146a411 | 1470111 |
| Base 12 | 1005912 | 1006512 |
| Base 13 | 961513 | 962013 |
| Base 14 | 782114 | 782914 |
| Base 15 | 627015 | 627815 |
| Base 16 | 514516 | 514d16 |