Compare 180 vs 187
| Property | 180 | 187 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 22 × 32 × 51 | 111 × 171 |
| Prime factorization | 2 × 2 × 3 × 3 × 5 | 11 × 17 |
| Divisors count | 18 | 4 |
| Divisors | 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180 | 1, 11, 17, 187 |
| Number of properties | 0 | 1 |
| Semiprimes | 61st | |
| Roman numberals | CLXXX | CLXXXVII |
| Base 2 | 101101002 | 101110112 |
| Base 3 | 202003 | 202213 |
| Base 4 | 23104 | 23234 |
| Base 5 | 12105 | 12225 |
| Base 6 | 5006 | 5116 |
| Base 7 | 3457 | 3557 |
| Base 8 | 2648 | 2738 |
| Base 9 | 2209 | 2279 |
| Base 10 | 18010 | 18710 |
| Base 11 | 15411 | 16011 |
| Base 12 | 13012 | 13712 |
| Base 13 | 10b13 | 11513 |
| Base 14 | cc14 | d514 |
| Base 15 | c015 | c715 |
| Base 16 | b416 | bb16 |