Compare 18 vs 56
| Property | 18 | 56 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 2 |
| Total factors | 3 | 4 |
| Prime factorization | 21 × 32 | 23 × 71 |
| Prime factorization | 2 × 3 × 3 | 2 × 2 × 2 × 7 |
| Divisors count | 6 | 8 |
| Divisors | 1, 2, 3, 6, 9, 18 | 1, 2, 4, 7, 8, 14, 28, 56 |
| Number of properties | 0 | 0 |
| Roman numberals | XVIII | LVI |
| Base 2 | 100102 | 1110002 |
| Base 3 | 2003 | 20023 |
| Base 4 | 1024 | 3204 |
| Base 5 | 335 | 2115 |
| Base 6 | 306 | 1326 |
| Base 7 | 247 | 1107 |
| Base 8 | 228 | 708 |
| Base 9 | 209 | 629 |
| Base 10 | 1810 | 5610 |
| Base 11 | 1711 | 5111 |
| Base 12 | 1612 | 4812 |
| Base 13 | 1513 | 4413 |
| Base 14 | 1414 | 4014 |
| Base 15 | 1315 | 3b15 |
| Base 16 | 1216 | 3816 |