Compare 640483 vs 640495
| Property | 640483 | 640495 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6404831 | 51 × 1280991 |
| Prime factorization | 640483 | 5 × 128099 |
| Divisors count | 2 | 4 |
| Divisors | 1, 640483 | 1, 5, 128099, 640495 |
| Number of properties | 3 | 1 |
| Isolated primes | 40842nd | |
| Primes | 52113th | |
| Semiprimes | 137244th | |
| Sexy primes (2nd member) | 11291st | |
| Roman numberals | ||
| Base 2 | 100111000101111000112 | 100111000101111011112 |
| Base 3 | 10121121201213 | 10121121210013 |
| Base 4 | 21301132034 | 21301132334 |
| Base 5 | 1304434135 | 1304434405 |
| Base 6 | 214211116 | 214211316 |
| Base 7 | 53052047 | 53052227 |
| Base 8 | 23427438 | 23427578 |
| Base 9 | 11755179 | 11755319 |
| Base 10 | 64048310 | 64049510 |
| Base 11 | 3a822811 | 3a823911 |
| Base 12 | 26a79712 | 26a7a712 |
| Base 13 | 1956ac13 | 1956bb13 |
| Base 14 | 1295ab14 | 1295b914 |
| Base 15 | c9b8d15 | c9b9a15 |
| Base 16 | 9c5e316 | 9c5ef16 |