Compare 51421 vs 51691
| Property | 51421 | 51691 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 514211 | 516911 |
| Prime factorization | 51421 | 51691 |
| Divisors count | 2 | 2 |
| Divisors | 1, 51421 | 1, 51691 |
| Number of properties | 7 | 4 |
| Additive primes | 2306th | |
| Chen primes | 2465th | |
| Isolated primes | 3846th | |
| Long primes | 2001st | 2011th |
| Lucky primes | 751st | |
| Primes | 5260th | 5291st |
| Pythagorean primes | 2611th | |
| Sexy primes (1st member) | 1448th | |
| Twin primes (2nd member) | 721st | |
| Roman numberals | ||
| Base 2 | 11001000110111012 | 11001001111010112 |
| Base 3 | 21211121113 | 21212201113 |
| Base 4 | 302031314 | 302132234 |
| Base 5 | 31211415 | 31232315 |
| Base 6 | 10340216 | 10351516 |
| Base 7 | 3026267 | 3034637 |
| Base 8 | 1443358 | 1447538 |
| Base 9 | 774749 | 778149 |
| Base 10 | 5142110 | 5169110 |
| Base 11 | 356a711 | 3592211 |
| Base 12 | 2591112 | 25ab712 |
| Base 13 | 1a53613 | 1a6b313 |
| Base 14 | 14a4d14 | 14ba314 |
| Base 15 | 1038115 | 104b115 |
| Base 16 | c8dd16 | c9eb16 |