Compare 18397 vs 18413
| Property | 18397 | 18413 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 183971 | 184131 |
| Prime factorization | 18397 | 18413 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18397 | 1, 18413 |
| Number of properties | 7 | 7 |
| Additive primes | 990th | |
| Centered heptagonal primes | 20th | |
| Chen primes | 1043rd | |
| Cousin primes (1st member) | 329th | |
| Emirps | 570th | |
| Happy primes | 361st | |
| Harmonic primes | 761st | |
| Isolated primes | 1462nd | 1464th |
| Lucky primes | 344th | |
| Primes | 2107th | 2109th |
| Pythagorean primes | 1042nd | 1044th |
| Roman numberals | ||
| Base 2 | 1000111110111012 | 1000111111011012 |
| Base 3 | 2210201013 | 2210202223 |
| Base 4 | 101331314 | 101332314 |
| Base 5 | 10420425 | 10421235 |
| Base 6 | 2211016 | 2211256 |
| Base 7 | 1044317 | 1044537 |
| Base 8 | 437358 | 437558 |
| Base 9 | 272119 | 272289 |
| Base 10 | 1839710 | 1841310 |
| Base 11 | 1290511 | 1291a11 |
| Base 12 | a79112 | a7a512 |
| Base 13 | 84b213 | 84c513 |
| Base 14 | 69c114 | 69d314 |
| Base 15 | 56b715 | 56c815 |
| Base 16 | 47dd16 | 47ed16 |