Compare 623 vs 667
| Property | 623 | 667 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 71 × 891 | 231 × 291 |
| Prime factorization | 7 × 89 | 23 × 29 |
| Divisors count | 4 | 4 |
| Divisors | 1, 7, 89, 623 | 1, 23, 29, 667 |
| Number of properties | 1 | 1 |
| Semiprimes | 190th | 199th |
| Roman numberals | DCXXIII | DCLXVII |
| Base 2 | 10011011112 | 10100110112 |
| Base 3 | 2120023 | 2202013 |
| Base 4 | 212334 | 221234 |
| Base 5 | 44435 | 101325 |
| Base 6 | 25156 | 30316 |
| Base 7 | 15507 | 16427 |
| Base 8 | 11578 | 12338 |
| Base 9 | 7629 | 8219 |
| Base 10 | 62310 | 66710 |
| Base 11 | 51711 | 55711 |
| Base 12 | 43b12 | 47712 |
| Base 13 | 38c13 | 3c413 |
| Base 14 | 32714 | 35914 |
| Base 15 | 2b815 | 2e715 |
| Base 16 | 26f16 | 29b16 |