Compare 668929 vs 669401
| Property | 668929 | 669401 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6689291 | 6694011 |
| Prime factorization | 668929 | 669401 |
| Divisors count | 2 | 2 |
| Divisors | 1, 668929 | 1, 669401 |
| Number of properties | 4 | 4 |
| Chen primes | 21198th | 21209th |
| Happy primes | 7682nd | |
| Isolated primes | 42522nd | 42551st |
| Primes | 54229th | 54264th |
| Sophie germain primes | 5515th | |
| Roman numberals | ||
| Base 2 | 101000110101000000012 | 101000110110110110012 |
| Base 3 | 10202221210113 | 10210000201223 |
| Base 4 | 22031100014 | 22031231214 |
| Base 5 | 1324012045 | 1324101015 |
| Base 6 | 222005216 | 222030256 |
| Base 7 | 54541427 | 54554157 |
| Base 8 | 24324018 | 24333318 |
| Base 9 | 12285349 | 12302189 |
| Base 10 | 66892910 | 66940110 |
| Base 11 | 41763811 | 417a2711 |
| Base 12 | 28314112 | 28347512 |
| Base 13 | 1a562113 | 1a58c513 |
| Base 14 | 135ac914 | 135d4514 |
| Base 15 | d330415 | d351b15 |
| Base 16 | a350116 | a36d916 |