Compare 1847 vs 1871
| Property | 1847 | 1871 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 18471 | 18711 | 
| Prime factorization | 1847 | 1871 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 1847 | 1, 1871 | 
| Number of properties | 9 | 11 | 
| Additive primes | 151st | |
| Chen primes | 175th | 176th | 
| Cousin primes (2nd member) | 62nd | |
| Emirps | 89th | |
| Good primes | 57th | 60th | 
| Happy primes | 53rd | |
| Harmonic primes | 102nd | |
| Isolated primes | 172nd | |
| Long primes | 111th | |
| Primes | 283rd | 286th | 
| Prime quadruplets (1st member) | 7th | |
| Prime quintuplet 1s (2nd member) | 3rd | |
| Prime triplets (1st member) | 47th | |
| Prime triplets (2nd member) | 46th | |
| Sexy primes (1st member) | 122nd | |
| Super primes | 61st | |
| Twin primes (1st member) | 57th | |
| Roman numberals | MDCCCXLVII | MDCCCLXXI | 
| Base 2 | 111001101112 | 111010011112 | 
| Base 3 | 21121023 | 21200223 | 
| Base 4 | 1303134 | 1310334 | 
| Base 5 | 243425 | 244415 | 
| Base 6 | 123156 | 123556 | 
| Base 7 | 52467 | 53127 | 
| Base 8 | 34678 | 35178 | 
| Base 9 | 24729 | 25089 | 
| Base 10 | 184710 | 187110 | 
| Base 11 | 142a11 | 145111 | 
| Base 12 | 109b12 | 10bb12 | 
| Base 13 | ac113 | b0c13 | 
| Base 14 | 95d14 | 97914 | 
| Base 15 | 83215 | 84b15 | 
| Base 16 | 73716 | 74f16 |