Compare 3189 vs 3191
| Property | 3189 | 3191 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 10631 | 31911 |
| Prime factorization | 3 × 1063 | 3191 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 1063, 3189 | 1, 3191 |
| Number of properties | 1 | 6 |
| Chen primes | 269th | |
| Cousin primes (2nd member) | 92nd | |
| Emirps | 108th | |
| Harmonic primes | 165th | |
| Isolated primes | 285th | |
| Primes | 452nd | |
| Semiprimes | 895th | |
| Roman numberals | MMMCLXXXIX | MMMCXCI |
| Base 2 | 1100011101012 | 1100011101112 |
| Base 3 | 111010103 | 111010123 |
| Base 4 | 3013114 | 3013134 |
| Base 5 | 1002245 | 1002315 |
| Base 6 | 224336 | 224356 |
| Base 7 | 122047 | 122067 |
| Base 8 | 61658 | 61678 |
| Base 9 | 43339 | 43359 |
| Base 10 | 318910 | 319110 |
| Base 11 | 243a11 | 244111 |
| Base 12 | 1a1912 | 1a1b12 |
| Base 13 | 15b413 | 15b613 |
| Base 14 | 123b14 | 123d14 |
| Base 15 | e2915 | e2b15 |
| Base 16 | c7516 | c7716 |