Compare 1801 vs 1871
Property | 1801 | 1871 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 18011 | 18711 |
Prime factorization | 1801 | 1871 |
Divisors count | 2 | 2 |
Divisors | 1, 1801 | 1, 1871 |
Number of properties | 7 | 11 |
Additive primes | 151st | |
Chen primes | 174th | 176th |
Cousin primes (2nd member) | 62nd | |
Cuban primes 1 | 13th | |
Good primes | 60th | |
Harmonic primes | 99th | |
Isolated primes | 168th | |
Lucky primes | 66th | |
Primes | 279th | 286th |
Prime quadruplets (1st member) | 7th | |
Prime quintuplet 1s (2nd member) | 3rd | |
Prime triplets (1st member) | 47th | |
Prime triplets (2nd member) | 46th | |
Pythagorean primes | 136th | |
Sexy primes (1st member) | 122nd | |
Twin primes (1st member) | 57th | |
Roman numberals | MDCCCI | MDCCCLXXI |
Base 2 | 111000010012 | 111010011112 |
Base 3 | 21102013 | 21200223 |
Base 4 | 1300214 | 1310334 |
Base 5 | 242015 | 244415 |
Base 6 | 122016 | 123556 |
Base 7 | 51527 | 53127 |
Base 8 | 34118 | 35178 |
Base 9 | 24219 | 25089 |
Base 10 | 180110 | 187110 |
Base 11 | 139811 | 145111 |
Base 12 | 106112 | 10bb12 |
Base 13 | a8713 | b0c13 |
Base 14 | 92914 | 97914 |
Base 15 | 80115 | 84b15 |
Base 16 | 70916 | 74f16 |