Compare 1249 vs 1279
| Property | 1249 | 1279 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12491 | 12791 |
| Prime factorization | 1249 | 1279 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1249 | 1, 1279 |
| Number of properties | 5 | 7 |
| Additive primes | 112th | |
| Cousin primes (1st member) | 46th | |
| Emirps | 58th | 60th |
| Isolated primes | 121st | |
| Lucky primes | 53rd | |
| Primes | 204th | 207th |
| Prime triplets (2nd member) | 33rd | |
| Pythagorean primes | 101st | |
| Solinas primes | 53rd | |
| Twin primes (2nd member) | 43rd | |
| Roman numberals | MCCXLIX | MCCLXXIX |
| Base 2 | 100111000012 | 100111111112 |
| Base 3 | 12010213 | 12021013 |
| Base 4 | 1032014 | 1033334 |
| Base 5 | 144445 | 201045 |
| Base 6 | 54416 | 55316 |
| Base 7 | 34337 | 35057 |
| Base 8 | 23418 | 23778 |
| Base 9 | 16379 | 16719 |
| Base 10 | 124910 | 127910 |
| Base 11 | a3611 | a6311 |
| Base 12 | 88112 | 8a712 |
| Base 13 | 75113 | 77513 |
| Base 14 | 65314 | 67514 |
| Base 15 | 58415 | 5a415 |
| Base 16 | 4e116 | 4ff16 |