Compare 420409 vs 420421
| Property | 420409 | 420421 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 111 × 382191 | 4204211 |
| Prime factorization | 11 × 38219 | 420421 |
| Divisors count | 4 | 2 |
| Divisors | 1, 11, 38219, 420409 | 1, 420421 |
| Number of properties | 1 | 3 |
| Additive primes | 14001st | |
| Primes | 35424th | |
| Semiprimes | 91852nd | |
| Twin primes (2nd member) | 3965th | |
| Roman numberals | ||
| Base 2 | 11001101010001110012 | 11001101010010001012 |
| Base 3 | 2101002002013 | 2101002010113 |
| Base 4 | 12122203214 | 12122210114 |
| Base 5 | 1014231145 | 1014231415 |
| Base 6 | 130022016 | 130022216 |
| Base 7 | 34004537 | 34005017 |
| Base 8 | 14650718 | 14651058 |
| Base 9 | 7106219 | 7106349 |
| Base 10 | 42040910 | 42042110 |
| Base 11 | 26795011 | 26796111 |
| Base 12 | 18336112 | 18337112 |
| Base 13 | 11948213 | 11949113 |
| Base 14 | ad2d314 | ad30114 |
| Base 15 | 8487415 | 8488115 |
| Base 16 | 66a3916 | 66a4516 |