Compare 639493 vs 640039
| Property | 639493 | 640039 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6394931 | 6400391 |
| Prime factorization | 639493 | 640039 |
| Divisors count | 2 | 2 |
| Divisors | 1, 639493 | 1, 640039 |
| Number of properties | 5 | 4 |
| Cousin primes (1st member) | 5632nd | |
| Isolated primes | 40816th | |
| Lucky primes | 5974th | 5979th |
| Primes | 52036th | 52079th |
| Prime triplets (3rd member) | 2060th | |
| Sexy primes (2nd member) | 11276th | |
| Twin primes (2nd member) | 5627th | |
| Roman numberals | ||
| Base 2 | 100111000010000001012 | 100111000100001001112 |
| Base 3 | 10121110122213 | 10121112220113 |
| Base 4 | 21300200114 | 21301002134 |
| Base 5 | 1304304335 | 1304401245 |
| Base 6 | 214123416 | 214150516 |
| Base 7 | 53022617 | 53040017 |
| Base 8 | 23410058 | 23420478 |
| Base 9 | 11741879 | 11748649 |
| Base 10 | 63949310 | 64003910 |
| Base 11 | 3a750811 | 3a796411 |
| Base 12 | 26a0b112 | 26a48712 |
| Base 13 | 1950ca13 | 19542a13 |
| Base 14 | 1290a114 | 12937114 |
| Base 15 | c972d15 | c999415 |
| Base 16 | 9c20516 | 9c42716 |