Compare 839 vs 887
| Property | 839 | 887 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 8391 | 8871 |
| Prime factorization | 839 | 887 |
| Divisors count | 2 | 2 |
| Divisors | 1, 839 | 1, 887 |
| Number of properties | 4 | 9 |
| Additive primes | 82nd | |
| Chen primes | 100th | 105th |
| Cousin primes (2nd member) | 38th | |
| Isolated primes | 81st | 85th |
| Long primes | 54th | |
| Primes | 146th | 154th |
| Prime triplets (3rd member) | 30th | |
| Safe primes | 22nd | 24th |
| Sexy primes (2nd member) | 69th | |
| Roman numberals | DCCCXXXIX | DCCCLXXXVII |
| Base 2 | 11010001112 | 11011101112 |
| Base 3 | 10110023 | 10122123 |
| Base 4 | 310134 | 313134 |
| Base 5 | 113245 | 120225 |
| Base 6 | 35156 | 40356 |
| Base 7 | 23067 | 24057 |
| Base 8 | 15078 | 15678 |
| Base 9 | 11329 | 11859 |
| Base 10 | 83910 | 88710 |
| Base 11 | 6a311 | 73711 |
| Base 12 | 59b12 | 61b12 |
| Base 13 | 4c713 | 53313 |
| Base 14 | 43d14 | 47514 |
| Base 15 | 3ae15 | 3e215 |
| Base 16 | 34716 | 37716 |