Compare 20389 vs 20939
| Property | 20389 | 20939 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 203891 | 209391 |
| Prime factorization | 20389 | 20939 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20389 | 1, 20939 |
| Number of properties | 5 | 7 |
| Additive primes | 1093rd | |
| Chen primes | 1159th | |
| Cousin primes (1st member) | 351st | |
| Isolated primes | 1612th | 1644th |
| Long primes | 895th | |
| Primes | 2303rd | 2355th |
| Pythagorean primes | 1148th | |
| Sophie germain primes | 340th | |
| Ulam primes | 168th | 176th |
| Roman numberals | ||
| Base 2 | 1001111101001012 | 1010001110010112 |
| Base 3 | 10002220113 | 10012011123 |
| Base 4 | 103322114 | 110130234 |
| Base 5 | 11230245 | 11322245 |
| Base 6 | 2342216 | 2405356 |
| Base 7 | 1133057 | 1150227 |
| Base 8 | 476458 | 507138 |
| Base 9 | 308649 | 316459 |
| Base 10 | 2038910 | 2093910 |
| Base 11 | 1435611 | 1480611 |
| Base 12 | b97112 | 1014b12 |
| Base 13 | 938513 | 96b913 |
| Base 14 | 760514 | 78b914 |
| Base 15 | 609415 | 630e15 |
| Base 16 | 4fa516 | 51cb16 |