Compare 420421 vs 420479
| Property | 420421 | 420479 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4204211 | 4204791 |
| Prime factorization | 420421 | 420479 |
| Divisors count | 2 | 2 |
| Divisors | 1, 420421 | 1, 420479 |
| Number of properties | 3 | 4 |
| Additive primes | 14001st | |
| Chen primes | 14228th | |
| Primes | 35424th | 35428th |
| Twin primes (1st member) | 3966th | |
| Twin primes (2nd member) | 3965th | |
| Ulam primes | 2552nd | |
| Roman numberals | ||
| Base 2 | 11001101010010001012 | 11001101010011111112 |
| Base 3 | 2101002010113 | 2101002100223 |
| Base 4 | 12122210114 | 12122213334 |
| Base 5 | 1014231415 | 1014234045 |
| Base 6 | 130022216 | 130023556 |
| Base 7 | 34005017 | 34006137 |
| Base 8 | 14651058 | 14651778 |
| Base 9 | 7106349 | 7107089 |
| Base 10 | 42042110 | 42047910 |
| Base 11 | 26796111 | 267a0411 |
| Base 12 | 18337112 | 1833bb12 |
| Base 13 | 11949113 | 11950713 |
| Base 14 | ad30114 | ad34314 |
| Base 15 | 8488115 | 848be15 |
| Base 16 | 66a4516 | 66a7f16 |