Compare 169 vs 180
| Property | 169 | 180 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 132 | 22 × 32 × 51 |
| Prime factorization | 13 × 13 | 2 × 2 × 3 × 3 × 5 |
| Divisors count | 3 | 18 |
| Divisors | 1, 13, 169 | 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180 |
| Number of properties | 1 | 0 |
| Semiprimes | 56th | |
| Roman numberals | CLXIX | CLXXX |
| Base 2 | 101010012 | 101101002 |
| Base 3 | 200213 | 202003 |
| Base 4 | 22214 | 23104 |
| Base 5 | 11345 | 12105 |
| Base 6 | 4416 | 5006 |
| Base 7 | 3317 | 3457 |
| Base 8 | 2518 | 2648 |
| Base 9 | 2079 | 2209 |
| Base 10 | 16910 | 18010 |
| Base 11 | 14411 | 15411 |
| Base 12 | 12112 | 13012 |
| Base 13 | 10013 | 10b13 |
| Base 14 | c114 | cc14 |
| Base 15 | b415 | c015 |
| Base 16 | a916 | b416 |