Compare 857 vs 947
| Property | 857 | 947 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 8571 | 9471 |
| Prime factorization | 857 | 947 |
| Divisors count | 2 | 2 |
| Divisors | 1, 857 | 1, 947 |
| Number of properties | 9 | 7 |
| Chen primes | 101st | 110th |
| Cousin primes (2nd member) | 35th | |
| Isolated primes | 92nd | |
| Left-truncatable primes | 50th | |
| Long primes | 52nd | |
| Primes | 148th | 161st |
| Prime triplets (1st member) | 28th | |
| Prime triplets (2nd member) | 27th | |
| Pythagorean primes | 72nd | |
| Sexy primes (1st member) | 67th | 71st |
| Sexy primes (2nd member) | 70th | |
| Sexy prime triplets (2nd member) | 27th | |
| Twin primes (1st member) | 34th | |
| Roman numberals | DCCCLVII | CMXLVII |
| Base 2 | 11010110012 | 11101100112 |
| Base 3 | 10112023 | 10220023 |
| Base 4 | 311214 | 323034 |
| Base 5 | 114125 | 122425 |
| Base 6 | 35456 | 42156 |
| Base 7 | 23337 | 25227 |
| Base 8 | 15318 | 16638 |
| Base 9 | 11529 | 12629 |
| Base 10 | 85710 | 94710 |
| Base 11 | 70a11 | 79111 |
| Base 12 | 5b512 | 66b12 |
| Base 13 | 50c13 | 57b13 |
| Base 14 | 45314 | 4b914 |
| Base 15 | 3c215 | 43215 |
| Base 16 | 35916 | 3b316 |