Compare 198 vs 205
| Property | 198 | 205 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 32 × 111 | 51 × 411 |
| Prime factorization | 2 × 3 × 3 × 11 | 5 × 41 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198 | 1, 5, 41, 205 |
| Number of properties | 0 | 1 |
| Semiprimes | 66th | |
| Roman numberals | CXCVIII | CCV |
| Base 2 | 110001102 | 110011012 |
| Base 3 | 211003 | 211213 |
| Base 4 | 30124 | 30314 |
| Base 5 | 12435 | 13105 |
| Base 6 | 5306 | 5416 |
| Base 7 | 4027 | 4127 |
| Base 8 | 3068 | 3158 |
| Base 9 | 2409 | 2479 |
| Base 10 | 19810 | 20510 |
| Base 11 | 17011 | 17711 |
| Base 12 | 14612 | 15112 |
| Base 13 | 12313 | 12a13 |
| Base 14 | 10214 | 10914 |
| Base 15 | d315 | da15 |
| Base 16 | c616 | cd16 |