Compare 420555 vs 420557
| Property | 420555 | 420557 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 31 × 51 × 232 × 531 | 4205571 |
| Prime factorization | 3 × 5 × 23 × 23 × 53 | 420557 |
| Divisors count | 24 | 2 |
| Divisors | 1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 529, 795, 1219, 1587, 2645, 3657, 6095, 7935, 18285, 28037, 84111, 140185, 420555 | 1, 420557 |
| Number of properties | 0 | 5 |
| Additive primes | 14005th | |
| Chen primes | 14231st | |
| Isolated primes | 27503rd | |
| Primes | 35434th | |
| Sexy primes (2nd member) | 7977th | |
| Roman numberals | ||
| Base 2 | 11001101010110010112 | 11001101010110011012 |
| Base 3 | 2101002200103 | 2101002200123 |
| Base 4 | 12122230234 | 12122230314 |
| Base 5 | 1014242105 | 1014242125 |
| Base 6 | 130030036 | 130030056 |
| Base 7 | 34010527 | 34010547 |
| Base 8 | 14653138 | 14653158 |
| Base 9 | 7108039 | 7108059 |
| Base 10 | 42055510 | 42055710 |
| Base 11 | 267a7311 | 267a7511 |
| Base 12 | 18346312 | 18346512 |
| Base 13 | 11956513 | 11956713 |
| Base 14 | ad39914 | ad39b14 |
| Base 15 | 8492015 | 8492215 |
| Base 16 | 66acb16 | 66acd16 |