Compare 839 vs 863
| Property | 839 | 863 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 8391 | 8631 | 
| Prime factorization | 839 | 863 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 839 | 1, 863 | 
| Number of properties | 4 | 12 | 
| Additive primes | 79th | |
| Chen primes | 100th | 102nd | 
| Class 1+ primes | 18th | |
| Cousin primes (2nd member) | 36th | |
| Happy primes | 32nd | |
| Isolated primes | 81st | 83rd | 
| Long primes | 53rd | |
| Pierpont primes of the 2nd kind | 18th | |
| Primes | 146th | 150th | 
| Prime triplets (3rd member) | 28th | |
| Safe primes | 22nd | 23rd | 
| Sexy primes (2nd member) | 67th | |
| Roman numberals | DCCCXXXIX | DCCCLXIII | 
| Base 2 | 11010001112 | 11010111112 | 
| Base 3 | 10110023 | 10112223 | 
| Base 4 | 310134 | 311334 | 
| Base 5 | 113245 | 114235 | 
| Base 6 | 35156 | 35556 | 
| Base 7 | 23067 | 23427 | 
| Base 8 | 15078 | 15378 | 
| Base 9 | 11329 | 11589 | 
| Base 10 | 83910 | 86310 | 
| Base 11 | 6a311 | 71511 | 
| Base 12 | 59b12 | 5bb12 | 
| Base 13 | 4c713 | 51513 | 
| Base 14 | 43d14 | 45914 | 
| Base 15 | 3ae15 | 3c815 | 
| Base 16 | 34716 | 35f16 |