Compare 21191 vs 21221
Property | 21191 | 21221 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 211911 | 212211 |
Prime factorization | 21191 | 21221 |
Divisors count | 2 | 2 |
Divisors | 1, 21191 | 1, 21221 |
Number of properties | 7 | 6 |
Chen primes | 1171st | 1172nd |
Cousin primes (2nd member) | 361st | |
Isolated primes | 1665th | |
Primes | 2383rd | 2386th |
Prime triplets (2nd member) | 178th | |
Pythagorean primes | 1184th | |
Sexy primes (1st member) | 723rd | |
Sophie germain primes | 346th | |
Super primes | 354th | |
Twin primes (1st member) | 361st | |
Ulam primes | 179th | |
Roman numberals | ||
Base 2 | 1010010110001112 | 1010010111001012 |
Base 3 | 10020012123 | 10020022223 |
Base 4 | 110230134 | 110232114 |
Base 5 | 11342315 | 11343415 |
Base 6 | 2420356 | 2421256 |
Base 7 | 1155327 | 1156047 |
Base 8 | 513078 | 513458 |
Base 9 | 320559 | 320889 |
Base 10 | 2119110 | 2122110 |
Base 11 | 14a1511 | 14a4211 |
Base 12 | 1031b12 | 1034512 |
Base 13 | 985113 | 987513 |
Base 14 | 7a1914 | 7a3b14 |
Base 15 | 642b15 | 644b15 |
Base 16 | 52c716 | 52e516 |