Compare 42391 vs 42751
| Property | 42391 | 42751 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 423911 | 427511 |
| Prime factorization | 42391 | 42751 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42391 | 1, 42751 |
| Number of properties | 8 | 6 |
| Additive primes | 1979th | 1996th |
| Chen primes | 2094th | |
| Harmonic primes | 1648th | 1663rd |
| Isolated primes | 3200th | 3230th |
| Lucky primes | 646th | 653rd |
| Primes | 4431st | 4471st |
| Sexy primes (1st member) | 1255th | |
| Sexy prime quadrupletss (1st member) | 48th | |
| Sexy prime triplets (1st member) | 305th | |
| Roman numberals | ||
| Base 2 | 10100101100101112 | 10100110111111112 |
| Base 3 | 20110110013 | 20111221013 |
| Base 4 | 221121134 | 221233334 |
| Base 5 | 23240315 | 23320015 |
| Base 6 | 5241316 | 5255316 |
| Base 7 | 2344067 | 2354327 |
| Base 8 | 1226278 | 1233778 |
| Base 9 | 641319 | 645719 |
| Base 10 | 4239110 | 4275110 |
| Base 11 | 2993811 | 2a13511 |
| Base 12 | 2064712 | 208a712 |
| Base 13 | 163ab13 | 165c713 |
| Base 14 | 1163d14 | 1181914 |
| Base 15 | c86115 | ca0115 |
| Base 16 | a59716 | a6ff16 |