Compare 1187 vs 1249
| Property | 1187 | 1249 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 11871 | 12491 | 
| Prime factorization | 1187 | 1249 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 1187 | 1, 1249 | 
| Number of properties | 8 | 5 | 
| Additive primes | 105th | |
| Chen primes | 128th | |
| Emirps | 58th | |
| Isolated primes | 114th | 121st | 
| Lucky primes | 53rd | |
| Primes | 195th | 204th | 
| Pythagorean primes | 101st | |
| Safe primes | 27th | |
| Sexy primes (1st member) | 85th | |
| Sexy primes (2nd member) | 84th | |
| Sexy prime triplets (2nd member) | 32nd | |
| Roman numberals | MCLXXXVII | MCCXLIX | 
| Base 2 | 100101000112 | 100111000012 | 
| Base 3 | 11212223 | 12010213 | 
| Base 4 | 1022034 | 1032014 | 
| Base 5 | 142225 | 144445 | 
| Base 6 | 52556 | 54416 | 
| Base 7 | 33147 | 34337 | 
| Base 8 | 22438 | 23418 | 
| Base 9 | 15589 | 16379 | 
| Base 10 | 118710 | 124910 | 
| Base 11 | 98a11 | a3611 | 
| Base 12 | 82b12 | 88112 | 
| Base 13 | 70413 | 75113 | 
| Base 14 | 60b14 | 65314 | 
| Base 15 | 54215 | 58415 | 
| Base 16 | 4a316 | 4e116 |