Compare 668989 vs 669379
| Property | 668989 | 669379 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6689891 | 6693791 |
| Prime factorization | 668989 | 669379 |
| Divisors count | 2 | 2 |
| Divisors | 1, 668989 | 1, 669379 |
| Number of properties | 4 | 3 |
| Happy primes | 7684th | |
| Isolated primes | 42527th | |
| Lucky primes | 6201st | 6202nd |
| Primes | 54234th | 54262nd |
| Twin primes (2nd member) | 5857th | |
| Roman numberals | ||
| Base 2 | 101000110101001111012 | 101000110110110000112 |
| Base 3 | 10202222001013 | 10210000122113 |
| Base 4 | 22031103314 | 22031230034 |
| Base 5 | 1324014245 | 1324100045 |
| Base 6 | 222011016 | 222025516 |
| Base 7 | 54542567 | 54553547 |
| Base 8 | 24324758 | 24333038 |
| Base 9 | 12286119 | 12301849 |
| Base 10 | 66898910 | 66937910 |
| Base 11 | 41769211 | 417a0711 |
| Base 12 | 28319112 | 28345712 |
| Base 13 | 1a566913 | 1a58a913 |
| Base 14 | 135b2d14 | 135d2b14 |
| Base 15 | d334415 | d350415 |
| Base 16 | a353d16 | a36c316 |