Compare 347 vs 853
| Property | 347 | 853 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3471 | 8531 |
| Prime factorization | 347 | 853 |
| Divisors count | 2 | 2 |
| Divisors | 1, 347 | 1, 853 |
| Number of properties | 10 | 9 |
| Chen primes | 51st | |
| Cousin primes (1st member) | 35th | |
| Emirps | 18th | |
| Good primes | 25th | 41st |
| Harmonic primes | 55th | |
| Isolated primes | 82nd | |
| Left-truncatable primes | 26th | 47th |
| Primes | 69th | 147th |
| Prime triplets (1st member) | 20th | 27th |
| Pythagorean primes | 71st | |
| Safe primes | 13th | |
| Sexy primes (1st member) | 38th | 66th |
| Sexy prime triplets (1st member) | 18th | |
| Twin primes (1st member) | 21st | |
| Roman numberals | CCCXLVII | DCCCLIII |
| Base 2 | 1010110112 | 11010101012 |
| Base 3 | 1102123 | 10111213 |
| Base 4 | 111234 | 311114 |
| Base 5 | 23425 | 114035 |
| Base 6 | 13356 | 35416 |
| Base 7 | 10047 | 23267 |
| Base 8 | 5338 | 15258 |
| Base 9 | 4259 | 11479 |
| Base 10 | 34710 | 85310 |
| Base 11 | 29611 | 70611 |
| Base 12 | 24b12 | 5b112 |
| Base 13 | 20913 | 50813 |
| Base 14 | 1ab14 | 44d14 |
| Base 15 | 18215 | 3bd15 |
| Base 16 | 15b16 | 35516 |