Compare 18397 vs 19051
| Property | 18397 | 19051 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 183971 | 190511 |
| Prime factorization | 18397 | 19051 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18397 | 1, 19051 |
| Number of properties | 7 | 5 |
| Centered heptagonal primes | 20th | |
| Chen primes | 1043rd | |
| Cousin primes (1st member) | 329th | |
| Emirps | 595th | |
| Harmonic primes | 780th | |
| Isolated primes | 1462nd | 1511th |
| Lucky primes | 344th | 353rd |
| Primes | 2107th | 2164th |
| Pythagorean primes | 1042nd | |
| Roman numberals | ||
| Base 2 | 1000111110111012 | 1001010011010112 |
| Base 3 | 2210201013 | 2220101213 |
| Base 4 | 101331314 | 102212234 |
| Base 5 | 10420425 | 11022015 |
| Base 6 | 2211016 | 2241116 |
| Base 7 | 1044317 | 1063547 |
| Base 8 | 437358 | 451538 |
| Base 9 | 272119 | 281179 |
| Base 10 | 1839710 | 1905110 |
| Base 11 | 1290511 | 1334a11 |
| Base 12 | a79112 | b03712 |
| Base 13 | 84b213 | 889613 |
| Base 14 | 69c114 | 6d2b14 |
| Base 15 | 56b715 | 59a115 |
| Base 16 | 47dd16 | 4a6b16 |