Compare 180 vs 189
| Property | 180 | 189 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 2 |
| Total factors | 5 | 4 |
| Prime factorization | 22 × 32 × 51 | 33 × 71 |
| Prime factorization | 2 × 2 × 3 × 3 × 5 | 3 × 3 × 3 × 7 |
| Divisors count | 18 | 8 |
| Divisors | 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180 | 1, 3, 7, 9, 21, 27, 63, 189 |
| Number of properties | 0 | 0 |
| Roman numberals | CLXXX | CLXXXIX |
| Base 2 | 101101002 | 101111012 |
| Base 3 | 202003 | 210003 |
| Base 4 | 23104 | 23314 |
| Base 5 | 12105 | 12245 |
| Base 6 | 5006 | 5136 |
| Base 7 | 3457 | 3607 |
| Base 8 | 2648 | 2758 |
| Base 9 | 2209 | 2309 |
| Base 10 | 18010 | 18910 |
| Base 11 | 15411 | 16211 |
| Base 12 | 13012 | 13912 |
| Base 13 | 10b13 | 11713 |
| Base 14 | cc14 | d714 |
| Base 15 | c015 | c915 |
| Base 16 | b416 | bd16 |