Compare 623 vs 649
| Property | 623 | 649 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 71 × 891 | 111 × 591 |
| Prime factorization | 7 × 89 | 11 × 59 |
| Divisors count | 4 | 4 |
| Divisors | 1, 7, 89, 623 | 1, 11, 59, 649 |
| Number of properties | 1 | 1 |
| Semiprimes | 190th | 196th |
| Roman numberals | DCXXIII | DCXLIX |
| Base 2 | 10011011112 | 10100010012 |
| Base 3 | 2120023 | 2200013 |
| Base 4 | 212334 | 220214 |
| Base 5 | 44435 | 100445 |
| Base 6 | 25156 | 30016 |
| Base 7 | 15507 | 16157 |
| Base 8 | 11578 | 12118 |
| Base 9 | 7629 | 8019 |
| Base 10 | 62310 | 64910 |
| Base 11 | 51711 | 54011 |
| Base 12 | 43b12 | 46112 |
| Base 13 | 38c13 | 3ac13 |
| Base 14 | 32714 | 34514 |
| Base 15 | 2b815 | 2d415 |
| Base 16 | 26f16 | 28916 |