Compare 1789 vs 1791
| Property | 1789 | 1791 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 17891 | 32 × 1991 |
| Prime factorization | 1789 | 3 × 3 × 199 |
| Divisors count | 2 | 6 |
| Divisors | 1, 1789 | 1, 3, 9, 199, 597, 1791 |
| Number of properties | 8 | 0 |
| Emirps | 86th | |
| Long primes | 108th | |
| Primes | 278th | |
| Prime triplets (3rd member) | 45th | |
| Pythagorean primes | 135th | |
| Sexy primes (2nd member) | 119th | |
| Sexy prime triplets (3rd member) | 46th | |
| Twin primes (2nd member) | 56th | |
| Roman numberals | MDCCLXXXIX | MDCCXCI |
| Base 2 | 110111111012 | 110111111112 |
| Base 3 | 21100213 | 21101003 |
| Base 4 | 1233314 | 1233334 |
| Base 5 | 241245 | 241315 |
| Base 6 | 121416 | 121436 |
| Base 7 | 51347 | 51367 |
| Base 8 | 33758 | 33778 |
| Base 9 | 24079 | 24109 |
| Base 10 | 178910 | 179110 |
| Base 11 | 138711 | 138911 |
| Base 12 | 105112 | 105312 |
| Base 13 | a7813 | a7a13 |
| Base 14 | 91b14 | 91d14 |
| Base 15 | 7e415 | 7e615 |
| Base 16 | 6fd16 | 6ff16 |