Compare 209 vs 216
| Property | 209 | 216 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 6 |
| Prime factorization | 111 × 191 | 23 × 33 |
| Prime factorization | 11 × 19 | 2 × 2 × 2 × 3 × 3 × 3 |
| Divisors count | 4 | 16 |
| Divisors | 1, 11, 19, 209 | 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216 |
| Number of properties | 1 | 0 |
| Semiprimes | 68th | |
| Roman numberals | CCIX | CCXVI |
| Base 2 | 110100012 | 110110002 |
| Base 3 | 212023 | 220003 |
| Base 4 | 31014 | 31204 |
| Base 5 | 13145 | 13315 |
| Base 6 | 5456 | 10006 |
| Base 7 | 4167 | 4267 |
| Base 8 | 3218 | 3308 |
| Base 9 | 2529 | 2609 |
| Base 10 | 20910 | 21610 |
| Base 11 | 18011 | 18711 |
| Base 12 | 15512 | 16012 |
| Base 13 | 13113 | 13813 |
| Base 14 | 10d14 | 11614 |
| Base 15 | de15 | e615 |
| Base 16 | d116 | d816 |