Compare 85987 vs 85991
| Property | 85987 | 85991 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 111 × 78171 | 859911 |
| Prime factorization | 11 × 7817 | 85991 |
| Divisors count | 4 | 2 |
| Divisors | 1, 11, 7817, 85987 | 1, 85991 |
| Number of properties | 1 | 5 |
| Chen primes | 3761st | |
| Good primes | 611th | |
| Harmonic primes | 3148th | |
| Isolated primes | 6210th | |
| Primes | 8361st | |
| Semiprimes | 20277th | |
| Roman numberals | ||
| Base 2 | 101001111111000112 | 101001111111001112 |
| Base 3 | 111002212013 | 111002212123 |
| Base 4 | 1103332034 | 1103332134 |
| Base 5 | 102224225 | 102224315 |
| Base 6 | 15020316 | 15020356 |
| Base 7 | 5054567 | 5054637 |
| Base 8 | 2477438 | 2477478 |
| Base 9 | 1408519 | 1408559 |
| Base 10 | 8598710 | 8599110 |
| Base 11 | 5967011 | 5967411 |
| Base 12 | 4191712 | 4191b12 |
| Base 13 | 301a513 | 301a913 |
| Base 14 | 2349d14 | 234a314 |
| Base 15 | 1a72715 | 1a72b15 |
| Base 16 | 14fe316 | 14fe716 |