Compare 20379 vs 20389
| Property | 20379 | 20389 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 67931 | 203891 |
| Prime factorization | 3 × 6793 | 20389 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 6793, 20379 | 1, 20389 |
| Number of properties | 1 | 5 |
| Cousin primes (1st member) | 351st | |
| Isolated primes | 1612th | |
| Primes | 2303rd | |
| Pythagorean primes | 1148th | |
| Semiprimes | 5174th | |
| Ulam primes | 168th | |
| Roman numberals | ||
| Base 2 | 1001111100110112 | 1001111101001012 |
| Base 3 | 10002212103 | 10002220113 |
| Base 4 | 103321234 | 103322114 |
| Base 5 | 11230045 | 11230245 |
| Base 6 | 2342036 | 2342216 |
| Base 7 | 1132627 | 1133057 |
| Base 8 | 476338 | 476458 |
| Base 9 | 308539 | 308649 |
| Base 10 | 2037910 | 2038910 |
| Base 11 | 1434711 | 1435611 |
| Base 12 | b96312 | b97112 |
| Base 13 | 937813 | 938513 |
| Base 14 | 75d914 | 760514 |
| Base 15 | 608915 | 609415 |
| Base 16 | 4f9b16 | 4fa516 |