Compare 1031 vs 1289
| Property | 1031 | 1289 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10311 | 12891 |
| Prime factorization | 1031 | 1289 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1031 | 1, 1289 |
| Number of properties | 9 | 7 |
| Additive primes | 92nd | |
| Chen primes | 118th | 136th |
| Emirps | 39th | |
| Good primes | 46th | |
| Primes | 173rd | 209th |
| Pythagorean primes | 103rd | |
| Sexy primes (2nd member) | 90th | |
| Sexy prime triplets (3rd member) | 34th | |
| Solinas primes | 47th | |
| Sophie germain primes | 40th | 45th |
| Super primes | 40th | |
| Twin primes (1st member) | 37th | 44th |
| Roman numberals | MXXXI | MCCLXXXIX |
| Base 2 | 100000001112 | 101000010012 |
| Base 3 | 11020123 | 12022023 |
| Base 4 | 1000134 | 1100214 |
| Base 5 | 131115 | 201245 |
| Base 6 | 44356 | 55456 |
| Base 7 | 30027 | 35217 |
| Base 8 | 20078 | 24118 |
| Base 9 | 13659 | 16829 |
| Base 10 | 103110 | 128910 |
| Base 11 | 85811 | a7211 |
| Base 12 | 71b12 | 8b512 |
| Base 13 | 61413 | 78213 |
| Base 14 | 53914 | 68114 |
| Base 15 | 48b15 | 5ae15 |
| Base 16 | 40716 | 50916 |