Compare 668989 vs 669283
| Property | 668989 | 669283 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6689891 | 6692831 |
| Prime factorization | 668989 | 669283 |
| Divisors count | 2 | 2 |
| Divisors | 1, 668989 | 1, 669283 |
| Number of properties | 4 | 7 |
| Cousin primes (1st member) | 5851st | |
| Good primes | 2045th | |
| Happy primes | 7684th | 7689th |
| Isolated primes | 42527th | 42544th |
| Lucky primes | 6201st | |
| Primes | 54234th | 54253rd |
| Prime triplets (1st member) | 2138th | |
| Sexy primes (1st member) | 11700th | |
| Roman numberals | ||
| Base 2 | 101000110101001111012 | 101000110110011000112 |
| Base 3 | 10202222001013 | 10210000020213 |
| Base 4 | 22031103314 | 22031212034 |
| Base 5 | 1324014245 | 1324041135 |
| Base 6 | 222011016 | 222023116 |
| Base 7 | 54542567 | 54551567 |
| Base 8 | 24324758 | 24331438 |
| Base 9 | 12286119 | 12300679 |
| Base 10 | 66898910 | 66928310 |
| Base 11 | 41769211 | 41792a11 |
| Base 12 | 28319112 | 28339712 |
| Base 13 | 1a566913 | 1a583413 |
| Base 14 | 135b2d14 | 135c9d14 |
| Base 15 | d334415 | d348d15 |
| Base 16 | a353d16 | a366316 |