Compare 437 vs 443
| Property | 437 | 443 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 191 × 231 | 4431 |
| Prime factorization | 19 × 23 | 443 |
| Divisors count | 4 | 2 |
| Divisors | 1, 19, 23, 437 | 1, 443 |
| Number of properties | 1 | 9 |
| Additive primes | 49th | |
| Chen primes | 60th | |
| Cousin primes (2nd member) | 23rd | |
| Harmonic primes | 32nd | |
| Isolated primes | 41st | |
| Left-truncatable primes | 32nd | |
| Primes | 86th | |
| Semiprimes | 135th | |
| Sexy primes (1st member) | 44th | |
| Sophie germain primes | 24th | |
| Roman numberals | CDXXXVII | CDXLIII |
| Base 2 | 1101101012 | 1101110112 |
| Base 3 | 1210123 | 1211023 |
| Base 4 | 123114 | 123234 |
| Base 5 | 32225 | 32335 |
| Base 6 | 20056 | 20156 |
| Base 7 | 11637 | 12027 |
| Base 8 | 6658 | 6738 |
| Base 9 | 5359 | 5429 |
| Base 10 | 43710 | 44310 |
| Base 11 | 36811 | 37311 |
| Base 12 | 30512 | 30b12 |
| Base 13 | 27813 | 28113 |
| Base 14 | 23314 | 23914 |
| Base 15 | 1e215 | 1e815 |
| Base 16 | 1b516 | 1bb16 |