Compare 216 vs 218
| Property | 216 | 218 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 6 | 2 |
| Prime factorization | 23 × 33 | 21 × 1091 |
| Prime factorization | 2 × 2 × 2 × 3 × 3 × 3 | 2 × 109 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216 | 1, 2, 109, 218 |
| Number of properties | 0 | 1 |
| Semiprimes | 73rd | |
| Roman numberals | CCXVI | CCXVIII |
| Base 2 | 110110002 | 110110102 |
| Base 3 | 220003 | 220023 |
| Base 4 | 31204 | 31224 |
| Base 5 | 13315 | 13335 |
| Base 6 | 10006 | 10026 |
| Base 7 | 4267 | 4317 |
| Base 8 | 3308 | 3328 |
| Base 9 | 2609 | 2629 |
| Base 10 | 21610 | 21810 |
| Base 11 | 18711 | 18911 |
| Base 12 | 16012 | 16212 |
| Base 13 | 13813 | 13a13 |
| Base 14 | 11614 | 11814 |
| Base 15 | e615 | e815 |
| Base 16 | d816 | da16 |