Compare 639311 vs 640631
| Property | 639311 | 640631 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6393111 | 6406311 |
| Prime factorization | 639311 | 640631 |
| Divisors count | 2 | 2 |
| Divisors | 1, 639311 | 1, 640631 |
| Number of properties | 5 | 3 |
| Additive primes | 20331st | |
| Cousin primes (2nd member) | 5626th | |
| Isolated primes | 40774th | 40849th |
| Primes | 52025th | 52122nd |
| Sophie germain primes | 5299th | 5310th |
| Roman numberals | ||
| Base 2 | 100111000001010011112 | 100111000110011101112 |
| Base 3 | 10121102220123 | 10121122100023 |
| Base 4 | 21300110334 | 21301213134 |
| Base 5 | 1304242215 | 1310000115 |
| Base 6 | 214114356 | 214215156 |
| Base 7 | 53016117 | 53055057 |
| Base 8 | 23405178 | 23431678 |
| Base 9 | 11738659 | 11757029 |
| Base 10 | 63931110 | 64063110 |
| Base 11 | 3a736211 | 3a835211 |
| Base 12 | 269b7b12 | 26a89b12 |
| Base 13 | 194cba13 | 19579413 |
| Base 14 | 128db114 | 12967514 |
| Base 15 | c965b15 | c9c3b15 |
| Base 16 | 9c14f16 | 9c67716 |