Compare 1249 vs 1289
| Property | 1249 | 1289 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12491 | 12891 |
| Prime factorization | 1249 | 1289 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1249 | 1, 1289 |
| Number of properties | 5 | 7 |
| Chen primes | 136th | |
| Emirps | 58th | |
| Isolated primes | 121st | |
| Lucky primes | 53rd | |
| Primes | 204th | 209th |
| Pythagorean primes | 101st | 103rd |
| Sexy primes (2nd member) | 90th | |
| Sexy prime triplets (3rd member) | 34th | |
| Sophie germain primes | 45th | |
| Twin primes (1st member) | 44th | |
| Roman numberals | MCCXLIX | MCCLXXXIX |
| Base 2 | 100111000012 | 101000010012 |
| Base 3 | 12010213 | 12022023 |
| Base 4 | 1032014 | 1100214 |
| Base 5 | 144445 | 201245 |
| Base 6 | 54416 | 55456 |
| Base 7 | 34337 | 35217 |
| Base 8 | 23418 | 24118 |
| Base 9 | 16379 | 16829 |
| Base 10 | 124910 | 128910 |
| Base 11 | a3611 | a7211 |
| Base 12 | 88112 | 8b512 |
| Base 13 | 75113 | 78213 |
| Base 14 | 65314 | 68114 |
| Base 15 | 58415 | 5ae15 |
| Base 16 | 4e116 | 50916 |