Compare 12491 vs 12493
| Property | 12491 | 12493 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 124911 | 131 × 312 |
| Prime factorization | 12491 | 13 × 31 × 31 |
| Divisors count | 2 | 6 |
| Divisors | 1, 12491 | 1, 13, 31, 403, 961, 12493 |
| Number of properties | 9 | 0 |
| Additive primes | 720th | |
| Cousin primes (2nd member) | 243rd | |
| Emirps | 342nd | |
| Happy primes | 248th | |
| Isolated primes | 1008th | |
| Long primes | 578th | |
| Primes | 1491st | |
| Sexy primes (1st member) | 476th | |
| Sexy prime triplets (1st member) | 134th | |
| Roman numberals | ||
| Base 2 | 110000110010112 | 110000110011012 |
| Base 3 | 1220101223 | 1220102013 |
| Base 4 | 30030234 | 30030314 |
| Base 5 | 3444315 | 3444335 |
| Base 6 | 1334556 | 1335016 |
| Base 7 | 512637 | 512657 |
| Base 8 | 303138 | 303158 |
| Base 9 | 181189 | 181219 |
| Base 10 | 1249110 | 1249310 |
| Base 11 | 942611 | 942811 |
| Base 12 | 728b12 | 729112 |
| Base 13 | 58bb13 | 58c013 |
| Base 14 | 47a314 | 47a514 |
| Base 15 | 3a7b15 | 3a7d15 |
| Base 16 | 30cb16 | 30cd16 |