Compare 18427 vs 18839
| Property | 18427 | 18839 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 184271 | 188391 |
| Prime factorization | 18427 | 18839 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18427 | 1, 18839 |
| Number of properties | 8 | 7 |
| Additive primes | 1005th | |
| Chen primes | 1044th | 1062nd |
| Emirps | 571st | |
| Happy primes | 366th | |
| Harmonic primes | 762nd | 772nd |
| Isolated primes | 1465th | 1498th |
| Primes | 2110th | 2147th |
| Safe primes | 184th | |
| Sexy primes (1st member) | 649th | |
| Sexy prime triplets (1st member) | 182nd | |
| Ulam primes | 155th | |
| Roman numberals | ||
| Base 2 | 1000111111110112 | 1001001100101112 |
| Base 3 | 2210211113 | 2212112023 |
| Base 4 | 101333234 | 102121134 |
| Base 5 | 10422025 | 11003245 |
| Base 6 | 2211516 | 2231156 |
| Base 7 | 1045037 | 1056327 |
| Base 8 | 437738 | 446278 |
| Base 9 | 272449 | 277529 |
| Base 10 | 1842710 | 1883910 |
| Base 11 | 1293211 | 1317711 |
| Base 12 | a7b712 | aa9b12 |
| Base 13 | 850613 | 876213 |
| Base 14 | 6a0314 | 6c1914 |
| Base 15 | 56d715 | 58ae15 |
| Base 16 | 47fb16 | 499716 |