Compare 161 vs 162
| Property | 161 | 162 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 5 |
| Prime factorization | 71 × 231 | 21 × 34 |
| Prime factorization | 7 × 23 | 2 × 3 × 3 × 3 × 3 |
| Divisors count | 4 | 10 |
| Divisors | 1, 7, 23, 161 | 1, 2, 3, 6, 9, 18, 27, 54, 81, 162 |
| Number of properties | 1 | 0 |
| Semiprimes | 54th | |
| Roman numberals | CLXI | CLXII |
| Base 2 | 101000012 | 101000102 |
| Base 3 | 122223 | 200003 |
| Base 4 | 22014 | 22024 |
| Base 5 | 11215 | 11225 |
| Base 6 | 4256 | 4306 |
| Base 7 | 3207 | 3217 |
| Base 8 | 2418 | 2428 |
| Base 9 | 1889 | 2009 |
| Base 10 | 16110 | 16210 |
| Base 11 | 13711 | 13811 |
| Base 12 | 11512 | 11612 |
| Base 13 | c513 | c613 |
| Base 14 | b714 | b814 |
| Base 15 | ab15 | ac15 |
| Base 16 | a116 | a216 |