Compare 728 vs 737
| Property | 728 | 737 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 23 × 71 × 131 | 111 × 671 |
| Prime factorization | 2 × 2 × 2 × 7 × 13 | 11 × 67 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728 | 1, 11, 67, 737 |
| Number of properties | 0 | 1 |
| Semiprimes | 223rd | |
| Roman numberals | DCCXXVIII | DCCXXXVII |
| Base 2 | 10110110002 | 10111000012 |
| Base 3 | 2222223 | 10000223 |
| Base 4 | 231204 | 232014 |
| Base 5 | 104035 | 104225 |
| Base 6 | 32126 | 32256 |
| Base 7 | 20607 | 21027 |
| Base 8 | 13308 | 13418 |
| Base 9 | 8889 | 10089 |
| Base 10 | 72810 | 73710 |
| Base 11 | 60211 | 61011 |
| Base 12 | 50812 | 51512 |
| Base 13 | 44013 | 44913 |
| Base 14 | 3a014 | 3a914 |
| Base 15 | 33815 | 34215 |
| Base 16 | 2d816 | 2e116 |