Compare 42129 vs 42131
| Property | 42129 | 42131 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 311 × 1511 | 421311 |
| Prime factorization | 3 × 3 × 31 × 151 | 42131 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 9, 31, 93, 151, 279, 453, 1359, 4681, 14043, 42129 | 1, 42131 |
| Number of properties | 0 | 6 |
| Additive primes | 1963rd | |
| Happy primes | 724th | |
| Isolated primes | 3179th | |
| Long primes | 1657th | |
| Primes | 4404th | |
| Sophie germain primes | 588th | |
| Roman numberals | ||
| Base 2 | 10100100100100012 | 10100100100100112 |
| Base 3 | 20102101003 | 20102101023 |
| Base 4 | 221021014 | 221021034 |
| Base 5 | 23220045 | 23220115 |
| Base 6 | 5230136 | 5230156 |
| Base 7 | 2335537 | 2335557 |
| Base 8 | 1222218 | 1222238 |
| Base 9 | 637109 | 637129 |
| Base 10 | 4212910 | 4213110 |
| Base 11 | 2971a11 | 2972111 |
| Base 12 | 2046912 | 2046b12 |
| Base 13 | 1623913 | 1623b13 |
| Base 14 | 114d314 | 114d514 |
| Base 15 | c73915 | c73b15 |
| Base 16 | a49116 | a49316 |