Compare 449 vs 454
| Property | 449 | 454 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 4491 | 21 × 2271 |
| Prime factorization | 449 | 2 × 227 |
| Divisors count | 2 | 4 |
| Divisors | 1, 449 | 1, 2, 227, 454 |
| Number of properties | 9 | 1 |
| Additive primes | 50th | |
| Chen primes | 61st | |
| Harmonic primes | 33rd | |
| Isolated primes | 42nd | |
| Primes | 87th | |
| Proth primes | 12th | |
| Pythagorean primes | 42nd | |
| Semiprimes | 141st | |
| Sexy primes (2nd member) | 44th | |
| Solinas primes | 35th | |
| Roman numberals | CDXLIX | CDLIV |
| Base 2 | 1110000012 | 1110001102 |
| Base 3 | 1211223 | 1212113 |
| Base 4 | 130014 | 130124 |
| Base 5 | 32445 | 33045 |
| Base 6 | 20256 | 20346 |
| Base 7 | 12117 | 12167 |
| Base 8 | 7018 | 7068 |
| Base 9 | 5489 | 5549 |
| Base 10 | 44910 | 45410 |
| Base 11 | 37911 | 38311 |
| Base 12 | 31512 | 31a12 |
| Base 13 | 28713 | 28c13 |
| Base 14 | 24114 | 24614 |
| Base 15 | 1ee15 | 20415 |
| Base 16 | 1c116 | 1c616 |