Compare 640793 vs 642623
| Property | 640793 | 642623 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6407931 | 6426231 |
| Prime factorization | 640793 | 642623 |
| Divisors count | 2 | 2 |
| Divisors | 1, 640793 | 1, 642623 |
| Number of properties | 5 | 5 |
| Additive primes | 20376th | 20426th |
| Chen primes | 20400th | |
| Isolated primes | 40859th | 40961st |
| Primes | 52134th | 52264th |
| Safe primes | 3026th | |
| Sophie germain primes | 5312th | 5324th |
| Roman numberals | ||
| Base 2 | 100111000111000110012 | 100111001110001111112 |
| Base 3 | 10121200000023 | 10121221112123 |
| Base 4 | 21301301214 | 21303203334 |
| Base 5 | 1310011335 | 1310304435 |
| Base 6 | 214223456 | 214350356 |
| Base 7 | 53061267 | 53143527 |
| Base 8 | 23434318 | 23470778 |
| Base 9 | 11760029 | 11784559 |
| Base 10 | 64079310 | 64262310 |
| Base 11 | 3a848a11 | 3a98a311 |
| Base 12 | 26a9b512 | 26ba7b12 |
| Base 13 | 19588a13 | 19666713 |
| Base 14 | 12974d14 | 12a29914 |
| Base 15 | c9ce815 | ca61815 |
| Base 16 | 9c71916 | 9ce3f16 |