Compare 18839 vs 18911
| Property | 18839 | 18911 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 188391 | 189111 |
| Prime factorization | 18839 | 18911 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18839 | 1, 18911 |
| Number of properties | 7 | 10 |
| Additive primes | 1005th | |
| Centered decagonal primes | 32nd | |
| Chen primes | 1062nd | 1066th |
| Emirps | 590th | |
| Good primes | 247th | |
| Happy primes | 366th | |
| Harmonic primes | 772nd | 775th |
| Isolated primes | 1498th | |
| Primes | 2147th | 2151st |
| Prime quadruplets (1st member) | 18th | |
| Prime triplets (1st member) | 161st | |
| Safe primes | 184th | |
| Sexy primes (1st member) | 658th | |
| Twin primes (1st member) | 326th | |
| Roman numberals | ||
| Base 2 | 1001001100101112 | 1001001110111112 |
| Base 3 | 2212112023 | 2212211023 |
| Base 4 | 102121134 | 102131334 |
| Base 5 | 11003245 | 11011215 |
| Base 6 | 2231156 | 2233156 |
| Base 7 | 1056327 | 1060647 |
| Base 8 | 446278 | 447378 |
| Base 9 | 277529 | 278429 |
| Base 10 | 1883910 | 1891110 |
| Base 11 | 1317711 | 1323211 |
| Base 12 | aa9b12 | ab3b12 |
| Base 13 | 876213 | 87b913 |
| Base 14 | 6c1914 | 6c6b14 |
| Base 15 | 58ae15 | 590b15 |
| Base 16 | 499716 | 49df16 |