Compare 420421 vs 420557
| Property | 420421 | 420557 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4204211 | 4205571 |
| Prime factorization | 420421 | 420557 |
| Divisors count | 2 | 2 |
| Divisors | 1, 420421 | 1, 420557 |
| Number of properties | 3 | 5 |
| Additive primes | 14001st | 14005th |
| Chen primes | 14231st | |
| Isolated primes | 27503rd | |
| Primes | 35424th | 35434th |
| Sexy primes (2nd member) | 7977th | |
| Twin primes (2nd member) | 3965th | |
| Roman numberals | ||
| Base 2 | 11001101010010001012 | 11001101010110011012 |
| Base 3 | 2101002010113 | 2101002200123 |
| Base 4 | 12122210114 | 12122230314 |
| Base 5 | 1014231415 | 1014242125 |
| Base 6 | 130022216 | 130030056 |
| Base 7 | 34005017 | 34010547 |
| Base 8 | 14651058 | 14653158 |
| Base 9 | 7106349 | 7108059 |
| Base 10 | 42042110 | 42055710 |
| Base 11 | 26796111 | 267a7511 |
| Base 12 | 18337112 | 18346512 |
| Base 13 | 11949113 | 11956713 |
| Base 14 | ad30114 | ad39b14 |
| Base 15 | 8488115 | 8492215 |
| Base 16 | 66a4516 | 66acd16 |