Compare 20389 vs 20743
| Property | 20389 | 20743 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 203891 | 207431 |
| Prime factorization | 20389 | 20743 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20389 | 1, 20743 |
| Number of properties | 5 | 7 |
| Cousin primes (1st member) | 351st | 354th |
| Good primes | 261st | |
| Isolated primes | 1612th | 1632nd |
| Long primes | 887th | |
| Primes | 2303rd | 2335th |
| Prime triplets (1st member) | 172nd | |
| Pythagorean primes | 1148th | |
| Sexy primes (1st member) | 709th | |
| Ulam primes | 168th | |
| Roman numberals | ||
| Base 2 | 1001111101001012 | 1010001000001112 |
| Base 3 | 10002220113 | 10011100213 |
| Base 4 | 103322114 | 110100134 |
| Base 5 | 11230245 | 11304335 |
| Base 6 | 2342216 | 2400116 |
| Base 7 | 1133057 | 1143227 |
| Base 8 | 476458 | 504078 |
| Base 9 | 308649 | 314079 |
| Base 10 | 2038910 | 2074310 |
| Base 11 | 1435611 | 1464811 |
| Base 12 | b97112 | 1000712 |
| Base 13 | 938513 | 959813 |
| Base 14 | 760514 | 77b914 |
| Base 15 | 609415 | 622d15 |
| Base 16 | 4fa516 | 510716 |