Compare 668989 vs 669121
| Property | 668989 | 669121 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6689891 | 6691211 |
| Prime factorization | 668989 | 669121 |
| Divisors count | 2 | 2 |
| Divisors | 1, 668989 | 1, 669121 |
| Number of properties | 4 | 4 |
| Happy primes | 7684th | |
| Isolated primes | 42527th | 42535th |
| Lucky primes | 6201st | |
| Primes | 54234th | 54244th |
| Sexy primes (1st member) | 11696th | |
| Sexy prime triplets (1st member) | 2131st | |
| Roman numberals | ||
| Base 2 | 101000110101001111012 | 101000110101110000012 |
| Base 3 | 10202222001013 | 10202222120213 |
| Base 4 | 22031103314 | 22031130014 |
| Base 5 | 1324014245 | 1324024415 |
| Base 6 | 222011016 | 222014416 |
| Base 7 | 54542567 | 54545357 |
| Base 8 | 24324758 | 24327018 |
| Base 9 | 12286119 | 12287679 |
| Base 10 | 66898910 | 66912110 |
| Base 11 | 41769211 | 4177a211 |
| Base 12 | 28319112 | 28328112 |
| Base 13 | 1a566913 | 1a573b13 |
| Base 14 | 135b2d14 | 135bc514 |
| Base 15 | d334415 | d33d115 |
| Base 16 | a353d16 | a35c116 |