Compare 20553 vs 20561
| Property | 20553 | 20561 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 31 × 131 × 171 × 311 | 291 × 7091 |
| Prime factorization | 3 × 13 × 17 × 31 | 29 × 709 |
| Divisors count | 16 | 4 |
| Divisors | 1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 1209, 1581, 6851, 20553 | 1, 29, 709, 20561 |
| Number of properties | 0 | 1 |
| Semiprimes | 5216th | |
| Roman numberals | ||
| Base 2 | 1010000010010012 | 1010000010100012 |
| Base 3 | 10010120203 | 10010121123 |
| Base 4 | 110010214 | 110011014 |
| Base 5 | 11242035 | 11242215 |
| Base 6 | 2350536 | 2351056 |
| Base 7 | 1136317 | 1136427 |
| Base 8 | 501118 | 501218 |
| Base 9 | 311669 | 311759 |
| Base 10 | 2055310 | 2056110 |
| Base 11 | 1449511 | 144a211 |
| Base 12 | ba8912 | ba9512 |
| Base 13 | 948013 | 948813 |
| Base 14 | 76c114 | 76c914 |
| Base 15 | 615315 | 615b15 |
| Base 16 | 504916 | 505116 |