Compare 42491 vs 42751
| Property | 42491 | 42751 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 424911 | 427511 |
| Prime factorization | 42491 | 42751 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42491 | 1, 42751 |
| Number of properties | 5 | 6 |
| Additive primes | 1996th | |
| Chen primes | 2083rd | 2094th |
| Cousin primes (2nd member) | 615th | |
| Harmonic primes | 1654th | 1663rd |
| Isolated primes | 3211th | 3230th |
| Lucky primes | 653rd | |
| Primes | 4446th | 4471st |
| Roman numberals | ||
| Base 2 | 10100101111110112 | 10100110111111112 |
| Base 3 | 20110212023 | 20111221013 |
| Base 4 | 221133234 | 221233334 |
| Base 5 | 23244315 | 23320015 |
| Base 6 | 5244156 | 5255316 |
| Base 7 | 2346117 | 2354327 |
| Base 8 | 1227738 | 1233778 |
| Base 9 | 642529 | 645719 |
| Base 10 | 4249110 | 4275110 |
| Base 11 | 29a1911 | 2a13511 |
| Base 12 | 2070b12 | 208a712 |
| Base 13 | 1645713 | 165c713 |
| Base 14 | 116b114 | 1181914 |
| Base 15 | c8cb15 | ca0115 |
| Base 16 | a5fb16 | a6ff16 |