Compare 723 vs 728
| Property | 723 | 728 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 31 × 2411 | 23 × 71 × 131 |
| Prime factorization | 3 × 241 | 2 × 2 × 2 × 7 × 13 |
| Divisors count | 4 | 16 |
| Divisors | 1, 3, 241, 723 | 1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728 |
| Number of properties | 1 | 0 |
| Semiprimes | 220th | |
| Roman numberals | DCCXXIII | DCCXXVIII |
| Base 2 | 10110100112 | 10110110002 |
| Base 3 | 2222103 | 2222223 |
| Base 4 | 231034 | 231204 |
| Base 5 | 103435 | 104035 |
| Base 6 | 32036 | 32126 |
| Base 7 | 20527 | 20607 |
| Base 8 | 13238 | 13308 |
| Base 9 | 8839 | 8889 |
| Base 10 | 72310 | 72810 |
| Base 11 | 5a811 | 60211 |
| Base 12 | 50312 | 50812 |
| Base 13 | 43813 | 44013 |
| Base 14 | 39914 | 3a014 |
| Base 15 | 33315 | 33815 |
| Base 16 | 2d316 | 2d816 |