Compare 631 vs 677
| Property | 631 | 677 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6311 | 6771 |
| Prime factorization | 631 | 677 |
| Divisors count | 2 | 2 |
| Divisors | 1, 631 | 1, 677 |
| Number of properties | 6 | 6 |
| Centered triangular primes | 7th | |
| Chen primes | 80th | 85th |
| Cousin primes (2nd member) | 30th | |
| Cuban primes 1 | 10th | |
| Isolated primes | 60th | 64th |
| Lucky primes | 32nd | |
| Primes | 115th | 123rd |
| Pythagorean primes | 59th | |
| Sexy primes (1st member) | 60th | |
| Roman numberals | DCXXXI | DCLXXVII |
| Base 2 | 10011101112 | 10101001012 |
| Base 3 | 2121013 | 2210023 |
| Base 4 | 213134 | 222114 |
| Base 5 | 100115 | 102025 |
| Base 6 | 25316 | 30456 |
| Base 7 | 15617 | 16557 |
| Base 8 | 11678 | 12458 |
| Base 9 | 7719 | 8329 |
| Base 10 | 63110 | 67710 |
| Base 11 | 52411 | 56611 |
| Base 12 | 44712 | 48512 |
| Base 13 | 39713 | 40113 |
| Base 14 | 33114 | 36514 |
| Base 15 | 2c115 | 30215 |
| Base 16 | 27716 | 2a516 |