Compare 640228 vs 640235
| Property | 640228 | 640235 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 231 × 69591 | 51 × 1280471 |
| Prime factorization | 2 × 2 × 23 × 6959 | 5 × 128047 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 23, 46, 92, 6959, 13918, 27836, 160057, 320114, 640228 | 1, 5, 128047, 640235 |
| Number of properties | 0 | 1 |
| Semiprimes | 137192nd | |
| Roman numberals | ||
| Base 2 | 100111000100111001002 | 100111000100111010112 |
| Base 3 | 10121120200113 | 10121120201023 |
| Base 4 | 21301032104 | 21301032234 |
| Base 5 | 1304414035 | 1304414205 |
| Base 6 | 214200046 | 214200156 |
| Base 7 | 53043617 | 53044017 |
| Base 8 | 23423448 | 23423538 |
| Base 9 | 11752049 | 11752129 |
| Base 10 | 64022810 | 64023510 |
| Base 11 | 3a801611 | 3a802211 |
| Base 12 | 26a60412 | 26a60b12 |
| Base 13 | 19554413 | 19554b13 |
| Base 14 | 12946814 | 12947114 |
| Base 15 | c9a6d15 | c9a7515 |
| Base 16 | 9c4e416 | 9c4eb16 |