Compare 855213 vs 855221
| Property | 855213 | 855221 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 2850711 | 8552211 |
| Prime factorization | 3 × 285071 | 855221 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 285071, 855213 | 1, 855221 |
| Number of properties | 1 | 4 |
| Additive primes | 26233rd | |
| Chen primes | 26196th | |
| Isolated primes | 53704th | |
| Primes | 67989th | |
| Semiprimes | 180823rd | |
| Roman numberals | ||
| Base 2 | 110100001100101011012 | 110100001100101101012 |
| Base 3 | 11211100101203 | 11211100102123 |
| Base 4 | 31003022314 | 31003023114 |
| Base 5 | 2043313235 | 2043313415 |
| Base 6 | 301551536 | 301552056 |
| Base 7 | 101612227 | 101612337 |
| Base 8 | 32062558 | 32062658 |
| Base 9 | 15431169 | 15431259 |
| Base 10 | 85521310 | 85522110 |
| Base 11 | 53459711 | 5345a411 |
| Base 12 | 352ab912 | 352b0512 |
| Base 13 | 23c35813 | 23c36313 |
| Base 14 | 18394914 | 18395314 |
| Base 15 | 11d5e315 | 11d5eb15 |
| Base 16 | d0cad16 | d0cb516 |