Compare 664091 vs 664271
| Property | 664091 | 664271 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6640911 | 6642711 |
| Prime factorization | 664091 | 664271 |
| Divisors count | 2 | 2 |
| Divisors | 1, 664091 | 1, 664271 |
| Number of properties | 4 | 3 |
| Chen primes | 21070th | 21077th |
| Isolated primes | 42243rd | |
| Primes | 53874th | 53889th |
| Sophie germain primes | 5477th | |
| Twin primes (1st member) | 5818th | |
| Roman numberals | ||
| Base 2 | 101000100010000110112 | 101000100010110011112 |
| Base 3 | 10202012212223 | 10202020121223 |
| Base 4 | 22020201234 | 22020230334 |
| Base 5 | 1322223315 | 1322240415 |
| Base 6 | 221222556 | 221231556 |
| Base 7 | 54340617 | 54344367 |
| Base 8 | 24210338 | 24213178 |
| Base 9 | 12218589 | 12221789 |
| Base 10 | 66409110 | 66427110 |
| Base 11 | 413a3a11 | 41409311 |
| Base 12 | 28038b12 | 2804bb12 |
| Base 13 | 1a336c13 | 1a347a13 |
| Base 14 | 13403114 | 13411d14 |
| Base 15 | d1b7b15 | d1c4b15 |
| Base 16 | a221b16 | a22cf16 |