Compare 439 vs 449
| Property | 439 | 449 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4391 | 4491 |
| Prime factorization | 439 | 449 |
| Divisors count | 2 | 2 |
| Divisors | 1, 439 | 1, 449 |
| Number of properties | 4 | 9 |
| Additive primes | 50th | |
| Chen primes | 61st | |
| Cousin primes (1st member) | 23rd | |
| Harmonic primes | 33rd | |
| Isolated primes | 40th | 42nd |
| Primes | 85th | 87th |
| Proth primes | 12th | |
| Pythagorean primes | 42nd | |
| Sexy primes (2nd member) | 43rd | 44th |
| Solinas primes | 35th | |
| Roman numberals | CDXXXIX | CDXLIX |
| Base 2 | 1101101112 | 1110000012 |
| Base 3 | 1210213 | 1211223 |
| Base 4 | 123134 | 130014 |
| Base 5 | 32245 | 32445 |
| Base 6 | 20116 | 20256 |
| Base 7 | 11657 | 12117 |
| Base 8 | 6678 | 7018 |
| Base 9 | 5379 | 5489 |
| Base 10 | 43910 | 44910 |
| Base 11 | 36a11 | 37911 |
| Base 12 | 30712 | 31512 |
| Base 13 | 27a13 | 28713 |
| Base 14 | 23514 | 24114 |
| Base 15 | 1e415 | 1ee15 |
| Base 16 | 1b716 | 1c116 |