Compare 223 vs 821
Property | 223 | 821 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 2231 | 8211 |
Prime factorization | 223 | 821 |
Divisors count | 2 | 2 |
Divisors | 1, 223 | 1, 821 |
Number of properties | 13 | 10 |
Additive primes | 28th | 75th |
Carol primes | 3rd | |
Chen primes | 97th | |
Cousin primes (1st member) | 15th | |
Good primes | 17th | 40th |
Harmonic primes | 17th | |
Isolated primes | 19th | |
Left-truncatable primes | 21st | |
Long primes | 18th | 50th |
Lucky primes | 15th | |
Primes | 48th | 142nd |
Prime quadruplets (1st member) | 5th | |
Prime triplets (1st member) | 15th | 25th |
Pythagorean primes | 69th | |
Sexy primes (1st member) | 27th | 64th |
Solinas primes | 27th | |
Twin primes (1st member) | 32nd | |
Roman numberals | CCXXIII | DCCCXXI |
Base 2 | 110111112 | 11001101012 |
Base 3 | 220213 | 10101023 |
Base 4 | 31334 | 303114 |
Base 5 | 13435 | 112415 |
Base 6 | 10116 | 34456 |
Base 7 | 4367 | 22527 |
Base 8 | 3378 | 14658 |
Base 9 | 2679 | 11129 |
Base 10 | 22310 | 82110 |
Base 11 | 19311 | 68711 |
Base 12 | 16712 | 58512 |
Base 13 | 14213 | 4b213 |
Base 14 | 11d14 | 42914 |
Base 15 | ed15 | 39b15 |
Base 16 | df16 | 33516 |