Compare 639731 vs 640027
| Property | 639731 | 640027 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6397311 | 6400271 |
| Prime factorization | 639731 | 640027 |
| Divisors count | 2 | 2 |
| Divisors | 1, 639731 | 1, 640027 |
| Number of properties | 4 | 3 |
| Additive primes | 20343rd | 20352nd |
| Chen primes | 20367th | |
| Isolated primes | 40800th | 40815th |
| Primes | 52059th | 52078th |
| Roman numberals | ||
| Base 2 | 100111000010111100112 | 100111000100000110112 |
| Base 3 | 10121111122023 | 10121112212013 |
| Base 4 | 21300233034 | 21301001234 |
| Base 5 | 1304324115 | 1304401025 |
| Base 6 | 214134156 | 214150316 |
| Base 7 | 53030517 | 53036537 |
| Base 8 | 23413638 | 23420338 |
| Base 9 | 11744829 | 11748519 |
| Base 10 | 63973110 | 64002710 |
| Base 11 | 3a770411 | 3a795311 |
| Base 12 | 26a26b12 | 26a47712 |
| Base 13 | 19525113 | 19541b13 |
| Base 14 | 1291d114 | 12936314 |
| Base 15 | c983b15 | c998715 |
| Base 16 | 9c2f316 | 9c41b16 |