Compare 19309 vs 20389
| Property | 19309 | 20389 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 193091 | 203891 |
| Prime factorization | 19309 | 20389 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19309 | 1, 20389 |
| Number of properties | 6 | 5 |
| Cousin primes (1st member) | 351st | |
| Isolated primes | 1528th | 1612th |
| Long primes | 835th | |
| Lucky primes | 357th | |
| Primes | 2189th | 2303rd |
| Pythagorean primes | 1086th | 1148th |
| Ulam primes | 158th | 168th |
| Roman numberals | ||
| Base 2 | 1001011011011012 | 1001111101001012 |
| Base 3 | 2221110113 | 10002220113 |
| Base 4 | 102312314 | 103322114 |
| Base 5 | 11042145 | 11230245 |
| Base 6 | 2252216 | 2342216 |
| Base 7 | 1102037 | 1133057 |
| Base 8 | 455558 | 476458 |
| Base 9 | 284349 | 308649 |
| Base 10 | 1930910 | 2038910 |
| Base 11 | 1356411 | 1435611 |
| Base 12 | b21112 | b97112 |
| Base 13 | 8a3413 | 938513 |
| Base 14 | 707314 | 760514 |
| Base 15 | 5ac415 | 609415 |
| Base 16 | 4b6d16 | 4fa516 |