Compare 639713 vs 640957
| Property | 639713 | 640957 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6397131 | 6409571 |
| Prime factorization | 639713 | 640957 |
| Divisors count | 2 | 2 |
| Divisors | 1, 639713 | 1, 640957 |
| Number of properties | 6 | 5 |
| Additive primes | 20342nd | 20379th |
| Isolated primes | 40798th | 40872nd |
| Primes | 52057th | 52147th |
| Sexy primes (1st member) | 11282nd | 11300th |
| Sophie germain primes | 5302nd | |
| Super primes | 5324th | 5331st |
| Roman numberals | ||
| Base 2 | 100111000010111000012 | 100111000111101111012 |
| Base 3 | 10121111120023 | 10121200200113 |
| Base 4 | 21300232014 | 21301323314 |
| Base 5 | 1304323235 | 1310023125 |
| Base 6 | 214133456 | 214232216 |
| Base 7 | 53030247 | 53064527 |
| Base 8 | 23413418 | 23436758 |
| Base 9 | 11744629 | 11762049 |
| Base 10 | 63971310 | 64095710 |
| Base 11 | 3a769811 | 3a861911 |
| Base 12 | 26a25512 | 26ab1112 |
| Base 13 | 19523913 | 19598513 |
| Base 14 | 1291bb14 | 12982914 |
| Base 15 | c982815 | c9da715 |
| Base 16 | 9c2e116 | 9c7bd16 |