Compare 728 vs 729
| Property | 728 | 729 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 1 |
| Total factors | 5 | 6 |
| Prime factorization | 23 × 71 × 131 | 36 |
| Prime factorization | 2 × 2 × 2 × 7 × 13 | 3 × 3 × 3 × 3 × 3 × 3 |
| Divisors count | 16 | 7 |
| Divisors | 1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728 | 1, 3, 9, 27, 81, 243, 729 |
| Number of properties | 0 | 0 |
| Roman numberals | DCCXXVIII | DCCXXIX |
| Base 2 | 10110110002 | 10110110012 |
| Base 3 | 2222223 | 10000003 |
| Base 4 | 231204 | 231214 |
| Base 5 | 104035 | 104045 |
| Base 6 | 32126 | 32136 |
| Base 7 | 20607 | 20617 |
| Base 8 | 13308 | 13318 |
| Base 9 | 8889 | 10009 |
| Base 10 | 72810 | 72910 |
| Base 11 | 60211 | 60311 |
| Base 12 | 50812 | 50912 |
| Base 13 | 44013 | 44113 |
| Base 14 | 3a014 | 3a114 |
| Base 15 | 33815 | 33915 |
| Base 16 | 2d816 | 2d916 |