Compare 42257 vs 42491
| Property | 42257 | 42491 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 422571 | 424911 |
| Prime factorization | 42257 | 42491 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42257 | 1, 42491 |
| Number of properties | 5 | 5 |
| Chen primes | 2075th | 2083rd |
| Cousin primes (2nd member) | 615th | |
| Harmonic primes | 1654th | |
| Isolated primes | 3189th | 3211th |
| Long primes | 1663rd | |
| Primes | 4418th | 4446th |
| Pythagorean primes | 2191st | |
| Roman numberals | ||
| Base 2 | 10100101000100012 | 10100101111110112 |
| Base 3 | 20102220023 | 20110212023 |
| Base 4 | 221101014 | 221133234 |
| Base 5 | 23230125 | 23244315 |
| Base 6 | 5233456 | 5244156 |
| Base 7 | 2341257 | 2346117 |
| Base 8 | 1224218 | 1227738 |
| Base 9 | 638629 | 642529 |
| Base 10 | 4225710 | 4249110 |
| Base 11 | 2982611 | 29a1911 |
| Base 12 | 2055512 | 2070b12 |
| Base 13 | 1630713 | 1645713 |
| Base 14 | 1158514 | 116b114 |
| Base 15 | c7c215 | c8cb15 |
| Base 16 | a51116 | a5fb16 |