Compare 12781 vs 12899
| Property | 12781 | 12899 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 127811 | 128991 |
| Prime factorization | 12781 | 12899 |
| Divisors count | 2 | 2 |
| Divisors | 1, 12781 | 1, 12899 |
| Number of properties | 7 | 7 |
| Additive primes | 739th | 742nd |
| Chen primes | 773rd | |
| Isolated primes | 1037th | 1046th |
| Long primes | 593rd | 596th |
| Lucky primes | 259th | |
| Primes | 1524th | 1535th |
| Pythagorean primes | 755th | |
| Safe primes | 142nd | |
| Sexy primes (2nd member) | 490th | |
| Sophie germain primes | 233rd | |
| Roman numberals | ||
| Base 2 | 110001111011012 | 110010011000112 |
| Base 3 | 1221121013 | 1222002023 |
| Base 4 | 30132314 | 30212034 |
| Base 5 | 4021115 | 4030445 |
| Base 6 | 1351016 | 1354156 |
| Base 7 | 521567 | 524157 |
| Base 8 | 307558 | 311438 |
| Base 9 | 184719 | 186229 |
| Base 10 | 1278110 | 1289910 |
| Base 11 | 966a11 | 976711 |
| Base 12 | 749112 | 756b12 |
| Base 13 | 5a8213 | 5b4313 |
| Base 14 | 492d14 | 49b514 |
| Base 15 | 3bc115 | 3c4e15 |
| Base 16 | 31ed16 | 326316 |