Compare 20813 vs 20815
| Property | 20813 | 20815 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 131 × 16011 | 51 × 231 × 1811 |
| Prime factorization | 13 × 1601 | 5 × 23 × 181 |
| Divisors count | 4 | 8 |
| Divisors | 1, 13, 1601, 20813 | 1, 5, 23, 115, 181, 905, 4163, 20815 |
| Number of properties | 1 | 0 |
| Semiprimes | 5281st | |
| Roman numberals | ||
| Base 2 | 1010001010011012 | 1010001010011112 |
| Base 3 | 10011122123 | 10011122213 |
| Base 4 | 110110314 | 110110334 |
| Base 5 | 11312235 | 11312305 |
| Base 6 | 2402056 | 2402116 |
| Base 7 | 1144527 | 1144547 |
| Base 8 | 505158 | 505178 |
| Base 9 | 314859 | 314879 |
| Base 10 | 2081310 | 2081510 |
| Base 11 | 1470111 | 1470311 |
| Base 12 | 1006512 | 1006712 |
| Base 13 | 962013 | 962213 |
| Base 14 | 782914 | 782b14 |
| Base 15 | 627815 | 627a15 |
| Base 16 | 514d16 | 514f16 |