Compare 20378 vs 20389
| Property | 20378 | 20389 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 231 × 4431 | 203891 |
| Prime factorization | 2 × 23 × 443 | 20389 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 23, 46, 443, 886, 10189, 20378 | 1, 20389 |
| Number of properties | 0 | 5 |
| Cousin primes (1st member) | 351st | |
| Isolated primes | 1612th | |
| Primes | 2303rd | |
| Pythagorean primes | 1148th | |
| Ulam primes | 168th | |
| Roman numberals | ||
| Base 2 | 1001111100110102 | 1001111101001012 |
| Base 3 | 10002212023 | 10002220113 |
| Base 4 | 103321224 | 103322114 |
| Base 5 | 11230035 | 11230245 |
| Base 6 | 2342026 | 2342216 |
| Base 7 | 1132617 | 1133057 |
| Base 8 | 476328 | 476458 |
| Base 9 | 308529 | 308649 |
| Base 10 | 2037810 | 2038910 |
| Base 11 | 1434611 | 1435611 |
| Base 12 | b96212 | b97112 |
| Base 13 | 937713 | 938513 |
| Base 14 | 75d814 | 760514 |
| Base 15 | 608815 | 609415 |
| Base 16 | 4f9a16 | 4fa516 |