Compare 18912 vs 18917
| Property | 18912 | 18917 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 25 × 31 × 1971 | 189171 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 3 × 197 | 18917 |
| Divisors count | 24 | 2 |
| Divisors | 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 197, 394, 591, 788, 1182, 1576, 2364, 3152, 4728, 6304, 9456, 18912 | 1, 18917 |
| Number of properties | 0 | 10 |
| Chen primes | 1067th | |
| Cousin primes (2nd member) | 335th | |
| Primes | 2153rd | |
| Prime quadruplets (3rd member) | 18th | |
| Prime triplets (2nd member) | 162nd | |
| Prime triplets (3rd member) | 161st | |
| Pythagorean primes | 1067th | |
| Sexy primes (2nd member) | 658th | |
| Super primes | 325th | |
| Twin primes (1st member) | 327th | |
| Roman numberals | ||
| Base 2 | 1001001111000002 | 1001001111001012 |
| Base 3 | 2212211103 | 2212211223 |
| Base 4 | 102132004 | 102132114 |
| Base 5 | 11011225 | 11011325 |
| Base 6 | 2233206 | 2233256 |
| Base 7 | 1060657 | 1061037 |
| Base 8 | 447408 | 447458 |
| Base 9 | 278439 | 278489 |
| Base 10 | 1891210 | 1891710 |
| Base 11 | 1323311 | 1323811 |
| Base 12 | ab4012 | ab4512 |
| Base 13 | 87ba13 | 87c213 |
| Base 14 | 6c6c14 | 6c7314 |
| Base 15 | 590c15 | 591215 |
| Base 16 | 49e016 | 49e516 |