Compare 18839 vs 19031
| Property | 18839 | 19031 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 188391 | 190311 |
| Prime factorization | 18839 | 19031 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18839 | 1, 19031 |
| Number of properties | 7 | 5 |
| Additive primes | 1005th | |
| Chen primes | 1062nd | 1073rd |
| Happy primes | 366th | |
| Harmonic primes | 772nd | |
| Isolated primes | 1498th | 1509th |
| Primes | 2147th | 2162nd |
| Safe primes | 184th | |
| Sexy primes (1st member) | 661st | |
| Ulam primes | 156th | |
| Roman numberals | ||
| Base 2 | 1001001100101112 | 1001010010101112 |
| Base 3 | 2212112023 | 2220022123 |
| Base 4 | 102121134 | 102211134 |
| Base 5 | 11003245 | 11021115 |
| Base 6 | 2231156 | 2240356 |
| Base 7 | 1056327 | 1063257 |
| Base 8 | 446278 | 451278 |
| Base 9 | 277529 | 280859 |
| Base 10 | 1883910 | 1903110 |
| Base 11 | 1317711 | 1333111 |
| Base 12 | aa9b12 | b01b12 |
| Base 13 | 876213 | 887c13 |
| Base 14 | 6c1914 | 6d1514 |
| Base 15 | 58ae15 | 598b15 |
| Base 16 | 499716 | 4a5716 |