Compare 1789 vs 1979
| Property | 1789 | 1979 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 17891 | 19791 |
| Prime factorization | 1789 | 1979 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1789 | 1, 1979 |
| Number of properties | 8 | 6 |
| Chen primes | 184th | |
| Emirps | 86th | 96th |
| Isolated primes | 180th | |
| Long primes | 108th | 116th |
| Primes | 278th | 299th |
| Prime triplets (3rd member) | 45th | |
| Pythagorean primes | 135th | |
| Sexy primes (2nd member) | 119th | 126th |
| Sexy prime triplets (3rd member) | 46th | |
| Twin primes (2nd member) | 56th | |
| Roman numberals | MDCCLXXXIX | MCMLXXIX |
| Base 2 | 110111111012 | 111101110112 |
| Base 3 | 21100213 | 22010223 |
| Base 4 | 1233314 | 1323234 |
| Base 5 | 241245 | 304045 |
| Base 6 | 121416 | 130556 |
| Base 7 | 51347 | 55257 |
| Base 8 | 33758 | 36738 |
| Base 9 | 24079 | 26389 |
| Base 10 | 178910 | 197910 |
| Base 11 | 138711 | 153a11 |
| Base 12 | 105112 | 118b12 |
| Base 13 | a7813 | b9313 |
| Base 14 | 91b14 | a1514 |
| Base 15 | 7e415 | 8be15 |
| Base 16 | 6fd16 | 7bb16 |