Compare 1289 vs 1439
| Property | 1289 | 1439 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12891 | 14391 |
| Prime factorization | 1289 | 1439 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1289 | 1, 1439 |
| Number of properties | 7 | 9 |
| Additive primes | 124th | |
| Chen primes | 136th | 148th |
| Emirps | 68th | |
| Isolated primes | 135th | |
| Primes | 209th | 228th |
| Pythagorean primes | 103rd | |
| Safe primes | 32nd | |
| Sexy primes (2nd member) | 90th | 99th |
| Sexy prime triplets (3rd member) | 34th | 37th |
| Sophie germain primes | 45th | 47th |
| Twin primes (1st member) | 44th | |
| Roman numberals | MCCLXXXIX | MCDXXXIX |
| Base 2 | 101000010012 | 101100111112 |
| Base 3 | 12022023 | 12220223 |
| Base 4 | 1100214 | 1121334 |
| Base 5 | 201245 | 212245 |
| Base 6 | 55456 | 103556 |
| Base 7 | 35217 | 41247 |
| Base 8 | 24118 | 26378 |
| Base 9 | 16829 | 18689 |
| Base 10 | 128910 | 143910 |
| Base 11 | a7211 | 109911 |
| Base 12 | 8b512 | 9bb12 |
| Base 13 | 78213 | 86913 |
| Base 14 | 68114 | 74b14 |
| Base 15 | 5ae15 | 65e15 |
| Base 16 | 50916 | 59f16 |