Compare 668989 vs 669023
| Property | 668989 | 669023 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6689891 | 6690231 |
| Prime factorization | 668989 | 669023 |
| Divisors count | 2 | 2 |
| Divisors | 1, 668989 | 1, 669023 |
| Number of properties | 4 | 4 |
| Happy primes | 7684th | |
| Isolated primes | 42527th | 42529th |
| Lucky primes | 6201st | |
| Primes | 54234th | 54236th |
| Safe primes | 3134th | |
| Sexy primes (1st member) | 11694th | |
| Roman numberals | ||
| Base 2 | 101000110101001111012 | 101000110101010111112 |
| Base 3 | 10202222001013 | 10202222011223 |
| Base 4 | 22031103314 | 22031111334 |
| Base 5 | 1324014245 | 1324020435 |
| Base 6 | 222011016 | 222011556 |
| Base 7 | 54542567 | 54543357 |
| Base 8 | 24324758 | 24325378 |
| Base 9 | 12286119 | 12286489 |
| Base 10 | 66898910 | 66902310 |
| Base 11 | 41769211 | 41771311 |
| Base 12 | 28319112 | 2831bb12 |
| Base 13 | 1a566913 | 1a569413 |
| Base 14 | 135b2d14 | 135b5514 |
| Base 15 | d334415 | d336815 |
| Base 16 | a353d16 | a355f16 |