Compare 42491 vs 42509
| Property | 42491 | 42509 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 424911 | 425091 |
| Prime factorization | 42491 | 42509 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42491 | 1, 42509 |
| Number of properties | 5 | 5 |
| Chen primes | 2083rd | 2084th |
| Cousin primes (2nd member) | 615th | |
| Harmonic primes | 1654th | |
| Isolated primes | 3211th | 3213th |
| Long primes | 1673rd | |
| Primes | 4446th | 4448th |
| Pythagorean primes | 2204th | |
| Roman numberals | ||
| Base 2 | 10100101111110112 | 10100110000011012 |
| Base 3 | 20110212023 | 20110221023 |
| Base 4 | 221133234 | 221200314 |
| Base 5 | 23244315 | 23300145 |
| Base 6 | 5244156 | 5244456 |
| Base 7 | 2346117 | 2346357 |
| Base 8 | 1227738 | 1230158 |
| Base 9 | 642529 | 642729 |
| Base 10 | 4249110 | 4250910 |
| Base 11 | 29a1911 | 29a3511 |
| Base 12 | 2070b12 | 2072512 |
| Base 13 | 1645713 | 1646c13 |
| Base 14 | 116b114 | 116c514 |
| Base 15 | c8cb15 | c8de15 |
| Base 16 | a5fb16 | a60d16 |