Compare 205 vs 219
| Property | 205 | 219 | 
|---|---|---|
| Type | semiprime | semiprime | 
| Unique factors | 2 | 2 | 
| Total factors | 2 | 2 | 
| Prime factorization | 51 × 411 | 31 × 731 | 
| Prime factorization | 5 × 41 | 3 × 73 | 
| Divisors count | 4 | 4 | 
| Divisors | 1, 5, 41, 205 | 1, 3, 73, 219 | 
| Number of properties | 1 | 1 | 
| Semiprimes | 66th | 74th | 
| Roman numberals | CCV | CCXIX | 
| Base 2 | 110011012 | 110110112 | 
| Base 3 | 211213 | 220103 | 
| Base 4 | 30314 | 31234 | 
| Base 5 | 13105 | 13345 | 
| Base 6 | 5416 | 10036 | 
| Base 7 | 4127 | 4327 | 
| Base 8 | 3158 | 3338 | 
| Base 9 | 2479 | 2639 | 
| Base 10 | 20510 | 21910 | 
| Base 11 | 17711 | 18a11 | 
| Base 12 | 15112 | 16312 | 
| Base 13 | 12a13 | 13b13 | 
| Base 14 | 10914 | 11914 | 
| Base 15 | da15 | e915 | 
| Base 16 | cd16 | db16 |