Compare 12487 vs 13147
| Property | 12487 | 13147 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 124871 | 131471 |
| Prime factorization | 12487 | 13147 |
| Divisors count | 2 | 2 |
| Divisors | 1, 12487 | 1, 13147 |
| Number of properties | 6 | 4 |
| Cousin primes (1st member) | 243rd | 253rd |
| Emirps | 366th | |
| Good primes | 204th | |
| Isolated primes | 1007th | 1068th |
| Long primes | 577th | |
| Lucky primes | 254th | |
| Primes | 1490th | 1563rd |
| Roman numberals | ||
| Base 2 | 110000110001112 | 110011010110112 |
| Base 3 | 1220101113 | 2000002213 |
| Base 4 | 30030134 | 30311234 |
| Base 5 | 3444225 | 4100425 |
| Base 6 | 1334516 | 1405116 |
| Base 7 | 512567 | 532217 |
| Base 8 | 303078 | 315338 |
| Base 9 | 181149 | 200279 |
| Base 10 | 1248710 | 1314710 |
| Base 11 | 942211 | 997211 |
| Base 12 | 728712 | 773712 |
| Base 13 | 58b713 | 5ca413 |
| Base 14 | 479d14 | 4b1114 |
| Base 15 | 3a7715 | 3d6715 |
| Base 16 | 30c716 | 335b16 |