Compare 128 vs 133
| Property | 128 | 133 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 7 | 2 |
| Prime factorization | 27 | 71 × 191 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 2 | 7 × 19 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 4, 8, 16, 32, 64, 128 | 1, 7, 19, 133 |
| Number of properties | 0 | 1 |
| Semiprimes | 44th | |
| Roman numberals | CXXVIII | CXXXIII |
| Base 2 | 100000002 | 100001012 |
| Base 3 | 112023 | 112213 |
| Base 4 | 20004 | 20114 |
| Base 5 | 10035 | 10135 |
| Base 6 | 3326 | 3416 |
| Base 7 | 2427 | 2507 |
| Base 8 | 2008 | 2058 |
| Base 9 | 1529 | 1579 |
| Base 10 | 12810 | 13310 |
| Base 11 | 10711 | 11111 |
| Base 12 | a812 | b112 |
| Base 13 | 9b13 | a313 |
| Base 14 | 9214 | 9714 |
| Base 15 | 8815 | 8d15 |
| Base 16 | 8016 | 8516 |