Compare 205 vs 213
| Property | 205 | 213 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 411 | 31 × 711 |
| Prime factorization | 5 × 41 | 3 × 71 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 41, 205 | 1, 3, 71, 213 |
| Number of properties | 1 | 1 |
| Semiprimes | 66th | 69th |
| Roman numberals | CCV | CCXIII |
| Base 2 | 110011012 | 110101012 |
| Base 3 | 211213 | 212203 |
| Base 4 | 30314 | 31114 |
| Base 5 | 13105 | 13235 |
| Base 6 | 5416 | 5536 |
| Base 7 | 4127 | 4237 |
| Base 8 | 3158 | 3258 |
| Base 9 | 2479 | 2569 |
| Base 10 | 20510 | 21310 |
| Base 11 | 17711 | 18411 |
| Base 12 | 15112 | 15912 |
| Base 13 | 12a13 | 13513 |
| Base 14 | 10914 | 11314 |
| Base 15 | da15 | e315 |
| Base 16 | cd16 | d516 |