Compare 3191 vs 3197
| Property | 3191 | 3197 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 31911 | 231 × 1391 |
| Prime factorization | 3191 | 23 × 139 |
| Divisors count | 2 | 4 |
| Divisors | 1, 3191 | 1, 23, 139, 3197 |
| Number of properties | 6 | 1 |
| Chen primes | 269th | |
| Cousin primes (2nd member) | 92nd | |
| Emirps | 108th | |
| Harmonic primes | 165th | |
| Isolated primes | 285th | |
| Primes | 452nd | |
| Semiprimes | 898th | |
| Roman numberals | MMMCXCI | MMMCXCVII |
| Base 2 | 1100011101112 | 1100011111012 |
| Base 3 | 111010123 | 111011023 |
| Base 4 | 3013134 | 3013314 |
| Base 5 | 1002315 | 1002425 |
| Base 6 | 224356 | 224456 |
| Base 7 | 122067 | 122157 |
| Base 8 | 61678 | 61758 |
| Base 9 | 43359 | 43429 |
| Base 10 | 319110 | 319710 |
| Base 11 | 244111 | 244711 |
| Base 12 | 1a1b12 | 1a2512 |
| Base 13 | 15b613 | 15bc13 |
| Base 14 | 123d14 | 124514 |
| Base 15 | e2b15 | e3215 |
| Base 16 | c7716 | c7d16 |