Compare 9869 vs 9871
| Property | 9869 | 9871 | 
|---|---|---|
| Type | semiprime | prime | 
| Unique factors | 2 | 1 | 
| Total factors | 2 | 1 | 
| Prime factorization | 711 × 1391 | 98711 | 
| Prime factorization | 71 × 139 | 9871 | 
| Divisors count | 4 | 2 | 
| Divisors | 1, 71, 139, 9869 | 1, 9871 | 
| Number of properties | 1 | 4 | 
| Emirps | 235th | |
| Harmonic primes | 442nd | |
| Isolated primes | 811th | |
| Primes | 1218th | |
| Semiprimes | 2586th | |
| Roman numberals | ||
| Base 2 | 100110100011012 | 100110100011112 | 
| Base 3 | 1111121123 | 1111121213 | 
| Base 4 | 21220314 | 21220334 | 
| Base 5 | 3034345 | 3034415 | 
| Base 6 | 1134056 | 1134116 | 
| Base 7 | 405267 | 405317 | 
| Base 8 | 232158 | 232178 | 
| Base 9 | 144759 | 144779 | 
| Base 10 | 986910 | 987110 | 
| Base 11 | 746211 | 746411 | 
| Base 12 | 586512 | 586712 | 
| Base 13 | 465213 | 465413 | 
| Base 14 | 384d14 | 385114 | 
| Base 15 | 2dce15 | 2dd115 | 
| Base 16 | 268d16 | 268f16 |