Compare 649795 vs 649801
| Property | 649795 | 649801 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 1299591 | 6498011 |
| Prime factorization | 5 × 129959 | 649801 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 129959, 649795 | 1, 649801 |
| Number of properties | 1 | 4 |
| Centered decagonal primes | 152nd | |
| Primes | 52816th | |
| Semiprimes | 139130th | |
| Twin primes (2nd member) | 5708th | |
| Ulam primes | 3879th | |
| Roman numberals | ||
| Base 2 | 100111101010010000112 | 100111101010010010012 |
| Base 3 | 10200001001113 | 10200001002013 |
| Base 4 | 21322210034 | 21322210214 |
| Base 5 | 1312431405 | 1312432015 |
| Base 6 | 215321516 | 215322016 |
| Base 7 | 53443067 | 53443157 |
| Base 8 | 23651038 | 23651118 |
| Base 9 | 12003149 | 12003219 |
| Base 10 | 64979510 | 64980110 |
| Base 11 | 40422311 | 40422911 |
| Base 12 | 27405712 | 27406112 |
| Base 13 | 1999c313 | 1999c913 |
| Base 14 | 12cb3d14 | 12cb4514 |
| Base 15 | cc7ea15 | cc80115 |
| Base 16 | 9ea4316 | 9ea4916 |