Compare 208 vs 218
| Property | 208 | 218 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 24 × 131 | 21 × 1091 |
| Prime factorization | 2 × 2 × 2 × 2 × 13 | 2 × 109 |
| Divisors count | 10 | 4 |
| Divisors | 1, 2, 4, 8, 13, 16, 26, 52, 104, 208 | 1, 2, 109, 218 |
| Number of properties | 0 | 1 |
| Semiprimes | 73rd | |
| Roman numberals | CCVIII | CCXVIII |
| Base 2 | 110100002 | 110110102 |
| Base 3 | 212013 | 220023 |
| Base 4 | 31004 | 31224 |
| Base 5 | 13135 | 13335 |
| Base 6 | 5446 | 10026 |
| Base 7 | 4157 | 4317 |
| Base 8 | 3208 | 3328 |
| Base 9 | 2519 | 2629 |
| Base 10 | 20810 | 21810 |
| Base 11 | 17a11 | 18911 |
| Base 12 | 15412 | 16212 |
| Base 13 | 13013 | 13a13 |
| Base 14 | 10c14 | 11814 |
| Base 15 | dd15 | e815 |
| Base 16 | d016 | da16 |