Compare 419 vs 427
| Property | 419 | 427 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 4191 | 71 × 611 |
| Prime factorization | 419 | 7 × 61 |
| Divisors count | 2 | 4 |
| Divisors | 1, 419 | 1, 7, 61, 427 |
| Number of properties | 6 | 1 |
| Chen primes | 58th | |
| Good primes | 26th | |
| Long primes | 30th | |
| Primes | 81st | |
| Semiprimes | 134th | |
| Sophie germain primes | 22nd | |
| Twin primes (1st member) | 22nd | |
| Roman numberals | CDXIX | CDXXVII |
| Base 2 | 1101000112 | 1101010112 |
| Base 3 | 1201123 | 1202113 |
| Base 4 | 122034 | 122234 |
| Base 5 | 31345 | 32025 |
| Base 6 | 15356 | 15516 |
| Base 7 | 11367 | 11507 |
| Base 8 | 6438 | 6538 |
| Base 9 | 5159 | 5249 |
| Base 10 | 41910 | 42710 |
| Base 11 | 35111 | 35911 |
| Base 12 | 2ab12 | 2b712 |
| Base 13 | 26313 | 26b13 |
| Base 14 | 21d14 | 22714 |
| Base 15 | 1ce15 | 1d715 |
| Base 16 | 1a316 | 1ab16 |