Compare 668609 vs 670487
| Property | 668609 | 670487 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6686091 | 6704871 |
| Prime factorization | 668609 | 670487 |
| Divisors count | 2 | 2 |
| Divisors | 1, 668609 | 1, 670487 |
| Number of properties | 3 | 5 |
| Chen primes | 21189th | 21240th |
| Primes | 54205th | 54345th |
| Prime triplets (1st member) | 2142nd | |
| Sexy primes (1st member) | 11720th | |
| Twin primes (1st member) | 5853rd | 5865th |
| Roman numberals | ||
| Base 2 | 101000110011110000012 | 101000111011000101112 |
| Base 3 | 10202220110223 | 10210012012123 |
| Base 4 | 22030330014 | 22032301134 |
| Base 5 | 1323434145 | 1324234225 |
| Base 6 | 221552256 | 222120356 |
| Base 7 | 54532047 | 54615267 |
| Base 8 | 24317018 | 24354278 |
| Base 9 | 12281389 | 12316559 |
| Base 10 | 66860910 | 67048710 |
| Base 11 | 41737711 | 41882411 |
| Base 12 | 282b1512 | 28401b12 |
| Base 13 | 1a543613 | 1a624c13 |
| Base 14 | 13593b14 | 1364bd14 |
| Base 15 | d318e15 | d39e215 |
| Base 16 | a33c116 | a3b1716 |