Compare 639337 vs 640009
| Property | 639337 | 640009 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6393371 | 6400091 |
| Prime factorization | 639337 | 640009 |
| Divisors count | 2 | 2 |
| Divisors | 1, 639337 | 1, 640009 |
| Number of properties | 5 | 6 |
| Additive primes | 20332nd | 20351st |
| Chen primes | 20378th | |
| Happy primes | 7406th | 7413th |
| Isolated primes | 40776th | |
| Lucky primes | 5978th | |
| Primes | 52027th | 52076th |
| Super primes | 5322nd | |
| Twin primes (2nd member) | 5632nd | |
| Roman numberals | ||
| Base 2 | 100111000001011010012 | 100111000100000010012 |
| Base 3 | 10121110000113 | 10121112210013 |
| Base 4 | 21300112214 | 21301000214 |
| Base 5 | 1304243225 | 1304400145 |
| Base 6 | 214115216 | 214150016 |
| Base 7 | 53016467 | 53036267 |
| Base 8 | 23405518 | 23420118 |
| Base 9 | 11740049 | 11748319 |
| Base 10 | 63933710 | 64000910 |
| Base 11 | 3a738611 | 3a793711 |
| Base 12 | 269ba112 | 26a46112 |
| Base 13 | 19500a13 | 19540613 |
| Base 14 | 128dcd14 | 12934d14 |
| Base 15 | c967715 | c997415 |
| Base 16 | 9c16916 | 9c40916 |