Compare 851 vs 863
Property | 851 | 863 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 231 × 371 | 8631 |
Prime factorization | 23 × 37 | 863 |
Divisors count | 4 | 2 |
Divisors | 1, 23, 37, 851 | 1, 863 |
Number of properties | 1 | 12 |
Additive primes | 79th | |
Chen primes | 102nd | |
Class 1+ primes | 18th | |
Cousin primes (2nd member) | 36th | |
Happy primes | 32nd | |
Isolated primes | 83rd | |
Long primes | 53rd | |
Pierpont primes of the 2nd kind | 18th | |
Primes | 150th | |
Prime triplets (3rd member) | 28th | |
Safe primes | 23rd | |
Semiprimes | 257th | |
Sexy primes (2nd member) | 67th | |
Roman numberals | DCCCLI | DCCCLXIII |
Base 2 | 11010100112 | 11010111112 |
Base 3 | 10111123 | 10112223 |
Base 4 | 311034 | 311334 |
Base 5 | 114015 | 114235 |
Base 6 | 35356 | 35556 |
Base 7 | 23247 | 23427 |
Base 8 | 15238 | 15378 |
Base 9 | 11459 | 11589 |
Base 10 | 85110 | 86310 |
Base 11 | 70411 | 71511 |
Base 12 | 5ab12 | 5bb12 |
Base 13 | 50613 | 51513 |
Base 14 | 44b14 | 45914 |
Base 15 | 3bb15 | 3c815 |
Base 16 | 35316 | 35f16 |