Compare 1871 vs 1997
Property | 1871 | 1997 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 18711 | 19971 |
Prime factorization | 1871 | 1997 |
Divisors count | 2 | 2 |
Divisors | 1, 1871 | 1, 1997 |
Number of properties | 11 | 10 |
Additive primes | 151st | |
Chen primes | 176th | 185th |
Cousin primes (2nd member) | 62nd | 64th |
Good primes | 60th | 64th |
Left-truncatable primes | 62nd | |
Primes | 286th | 302nd |
Prime quadruplets (1st member) | 7th | |
Prime quintuplet 1s (2nd member) | 3rd | |
Prime triplets (1st member) | 47th | 50th |
Prime triplets (2nd member) | 46th | 49th |
Pythagorean primes | 147th | |
Sexy primes (1st member) | 122nd | 129th |
Twin primes (1st member) | 57th | 61st |
Roman numberals | MDCCCLXXI | MCMXCVII |
Base 2 | 111010011112 | 111110011012 |
Base 3 | 21200223 | 22012223 |
Base 4 | 1310334 | 1330314 |
Base 5 | 244415 | 304425 |
Base 6 | 123556 | 131256 |
Base 7 | 53127 | 55527 |
Base 8 | 35178 | 37158 |
Base 9 | 25089 | 26589 |
Base 10 | 187110 | 199710 |
Base 11 | 145111 | 155611 |
Base 12 | 10bb12 | 11a512 |
Base 13 | b0c13 | ba813 |
Base 14 | 97914 | a2914 |
Base 15 | 84b15 | 8d215 |
Base 16 | 74f16 | 7cd16 |