Compare 442 vs 449
| Property | 442 | 449 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 131 × 171 | 4491 |
| Prime factorization | 2 × 13 × 17 | 449 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 13, 17, 26, 34, 221, 442 | 1, 449 |
| Number of properties | 0 | 9 |
| Additive primes | 50th | |
| Chen primes | 61st | |
| Harmonic primes | 33rd | |
| Isolated primes | 42nd | |
| Primes | 87th | |
| Proth primes | 12th | |
| Pythagorean primes | 42nd | |
| Sexy primes (2nd member) | 44th | |
| Solinas primes | 35th | |
| Roman numberals | CDXLII | CDXLIX |
| Base 2 | 1101110102 | 1110000012 |
| Base 3 | 1211013 | 1211223 |
| Base 4 | 123224 | 130014 |
| Base 5 | 32325 | 32445 |
| Base 6 | 20146 | 20256 |
| Base 7 | 12017 | 12117 |
| Base 8 | 6728 | 7018 |
| Base 9 | 5419 | 5489 |
| Base 10 | 44210 | 44910 |
| Base 11 | 37211 | 37911 |
| Base 12 | 30a12 | 31512 |
| Base 13 | 28013 | 28713 |
| Base 14 | 23814 | 24114 |
| Base 15 | 1e715 | 1ee15 |
| Base 16 | 1ba16 | 1c116 |