Compare 42131 vs 42157
| Property | 42131 | 42157 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 421311 | 421571 |
| Prime factorization | 42131 | 42157 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42131 | 1, 42157 |
| Number of properties | 6 | 5 |
| Additive primes | 1963rd | 1965th |
| Happy primes | 724th | |
| Harmonic primes | 1641st | |
| Isolated primes | 3179th | 3181st |
| Long primes | 1657th | |
| Primes | 4404th | 4406th |
| Pythagorean primes | 2184th | |
| Sophie germain primes | 588th | |
| Roman numberals | ||
| Base 2 | 10100100100100112 | 10100100101011012 |
| Base 3 | 20102101023 | 20102111013 |
| Base 4 | 221021034 | 221022314 |
| Base 5 | 23220115 | 23221125 |
| Base 6 | 5230156 | 5231016 |
| Base 7 | 2335557 | 2336237 |
| Base 8 | 1222238 | 1222558 |
| Base 9 | 637129 | 637419 |
| Base 10 | 4213110 | 4215710 |
| Base 11 | 2972111 | 2974511 |
| Base 12 | 2046b12 | 2049112 |
| Base 13 | 1623b13 | 1625b13 |
| Base 14 | 114d514 | 1151314 |
| Base 15 | c73b15 | c75715 |
| Base 16 | a49316 | a4ad16 |