Compare 20812 vs 20813
| Property | 20812 | 20813 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 22 × 112 × 431 | 131 × 16011 |
| Prime factorization | 2 × 2 × 11 × 11 × 43 | 13 × 1601 |
| Divisors count | 18 | 4 |
| Divisors | 1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1892, 5203, 10406, 20812 | 1, 13, 1601, 20813 |
| Number of properties | 0 | 1 |
| Semiprimes | 5281st | |
| Roman numberals | ||
| Base 2 | 1010001010011002 | 1010001010011012 |
| Base 3 | 10011122113 | 10011122123 |
| Base 4 | 110110304 | 110110314 |
| Base 5 | 11312225 | 11312235 |
| Base 6 | 2402046 | 2402056 |
| Base 7 | 1144517 | 1144527 |
| Base 8 | 505148 | 505158 |
| Base 9 | 314849 | 314859 |
| Base 10 | 2081210 | 2081310 |
| Base 11 | 1470011 | 1470111 |
| Base 12 | 1006412 | 1006512 |
| Base 13 | 961c13 | 962013 |
| Base 14 | 782814 | 782914 |
| Base 15 | 627715 | 627815 |
| Base 16 | 514c16 | 514d16 |