Compare 12491 vs 12853
| Property | 12491 | 12853 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 124911 | 128531 |
| Prime factorization | 12491 | 12853 |
| Divisors count | 2 | 2 |
| Divisors | 1, 12491 | 1, 12853 |
| Number of properties | 9 | 6 |
| Additive primes | 720th | 740th |
| Cousin primes (2nd member) | 243rd | |
| Emirps | 342nd | |
| Happy primes | 248th | 255th |
| Harmonic primes | 550th | |
| Isolated primes | 1008th | 1043rd |
| Long primes | 578th | |
| Primes | 1491st | 1532nd |
| Pythagorean primes | 760th | |
| Sexy primes (1st member) | 476th | |
| Sexy prime triplets (1st member) | 134th | |
| Roman numberals | ||
| Base 2 | 110000110010112 | 110010001101012 |
| Base 3 | 1220101223 | 1221220013 |
| Base 4 | 30030234 | 30203114 |
| Base 5 | 3444315 | 4024035 |
| Base 6 | 1334556 | 1353016 |
| Base 7 | 512637 | 523217 |
| Base 8 | 303138 | 310658 |
| Base 9 | 181189 | 185619 |
| Base 10 | 1249110 | 1285310 |
| Base 11 | 942611 | 972511 |
| Base 12 | 728b12 | 753112 |
| Base 13 | 58bb13 | 5b0913 |
| Base 14 | 47a314 | 498114 |
| Base 15 | 3a7b15 | 3c1d15 |
| Base 16 | 30cb16 | 323516 |