Compare 1249 vs 1373
| Property | 1249 | 1373 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12491 | 13731 |
| Prime factorization | 1249 | 1373 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1249 | 1, 1373 |
| Number of properties | 5 | 7 |
| Emirps | 58th | |
| Happy primes | 43rd | |
| Isolated primes | 121st | 129th |
| Left-truncatable primes | 58th | |
| Lucky primes | 53rd | |
| Primes | 204th | 220th |
| Pythagorean primes | 101st | 108th |
| Sexy primes (2nd member) | 96th | |
| Sexy prime triplets (3rd member) | 36th | |
| Roman numberals | MCCXLIX | MCCCLXXIII |
| Base 2 | 100111000012 | 101010111012 |
| Base 3 | 12010213 | 12122123 |
| Base 4 | 1032014 | 1111314 |
| Base 5 | 144445 | 204435 |
| Base 6 | 54416 | 102056 |
| Base 7 | 34337 | 40017 |
| Base 8 | 23418 | 25358 |
| Base 9 | 16379 | 17859 |
| Base 10 | 124910 | 137310 |
| Base 11 | a3611 | 103911 |
| Base 12 | 88112 | 96512 |
| Base 13 | 75113 | 81813 |
| Base 14 | 65314 | 70114 |
| Base 15 | 58415 | 61815 |
| Base 16 | 4e116 | 55d16 |