Compare 401 vs 449
| Property | 401 | 449 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4011 | 4491 |
| Prime factorization | 401 | 449 |
| Divisors count | 2 | 2 |
| Divisors | 1, 401 | 1, 449 |
| Number of properties | 7 | 9 |
| Additive primes | 46th | 50th |
| Chen primes | 56th | 61st |
| Cousin primes (2nd member) | 22nd | |
| Harmonic primes | 33rd | |
| Isolated primes | 38th | 42nd |
| Primes | 79th | 87th |
| Proth primes | 12th | |
| Pythagorean primes | 38th | 42nd |
| Sexy primes (2nd member) | 44th | |
| Solinas primes | 35th | |
| Super primes | 22nd | |
| Roman numberals | CDI | CDXLIX |
| Base 2 | 1100100012 | 1110000012 |
| Base 3 | 1122123 | 1211223 |
| Base 4 | 121014 | 130014 |
| Base 5 | 31015 | 32445 |
| Base 6 | 15056 | 20256 |
| Base 7 | 11127 | 12117 |
| Base 8 | 6218 | 7018 |
| Base 9 | 4859 | 5489 |
| Base 10 | 40110 | 44910 |
| Base 11 | 33511 | 37911 |
| Base 12 | 29512 | 31512 |
| Base 13 | 24b13 | 28713 |
| Base 14 | 20914 | 24114 |
| Base 15 | 1bb15 | 1ee15 |
| Base 16 | 19116 | 1c116 |