Compare 42491 vs 42689
| Property | 42491 | 42689 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 424911 | 426891 |
| Prime factorization | 42491 | 42689 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42491 | 1, 42689 |
| Number of properties | 5 | 7 |
| Additive primes | 1993rd | |
| Chen primes | 2083rd | 2090th |
| Cousin primes (2nd member) | 615th | |
| Harmonic primes | 1654th | |
| Isolated primes | 3211th | 3223rd |
| Primes | 4446th | 4462nd |
| Pythagorean primes | 2213th | |
| Sexy primes (2nd member) | 1266th | |
| Sexy prime triplets (3rd member) | 309th | |
| Roman numberals | ||
| Base 2 | 10100101111110112 | 10100110110000012 |
| Base 3 | 20110212023 | 20111200023 |
| Base 4 | 221133234 | 221230014 |
| Base 5 | 23244315 | 23312245 |
| Base 6 | 5244156 | 5253456 |
| Base 7 | 2346117 | 2353137 |
| Base 8 | 1227738 | 1233018 |
| Base 9 | 642529 | 645029 |
| Base 10 | 4249110 | 4268910 |
| Base 11 | 29a1911 | 2a08911 |
| Base 12 | 2070b12 | 2085512 |
| Base 13 | 1645713 | 1657a13 |
| Base 14 | 116b114 | 117b314 |
| Base 15 | c8cb15 | c9ae15 |
| Base 16 | a5fb16 | a6c116 |