Compare 1217 vs 1621
Property | 1217 | 1621 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 12171 | 16211 |
Prime factorization | 1217 | 1621 |
Divisors count | 2 | 2 |
Divisors | 1, 1217 | 1, 1621 |
Number of properties | 12 | 8 |
Additive primes | 107th | |
Chen primes | 131st | 163rd |
Cousin primes (2nd member) | 45th | |
Emirps | 53rd | |
Harmonic primes | 89th | |
Isolated primes | 118th | |
Long primes | 76th | 101st |
Primes | 199th | 257th |
Proth primes | 19th | |
Pythagorean primes | 98th | 123rd |
Sexy primes (1st member) | 86th | 111th |
Sexy prime triplets (1st member) | 33rd | |
Super primes | 46th | 55th |
Twin primes (2nd member) | 52nd | |
Roman numberals | MCCXVII | MDCXXI |
Base 2 | 100110000012 | 110010101012 |
Base 3 | 12000023 | 20200013 |
Base 4 | 1030014 | 1211114 |
Base 5 | 143325 | 224415 |
Base 6 | 53456 | 113016 |
Base 7 | 33567 | 45047 |
Base 8 | 23018 | 31258 |
Base 9 | 16029 | 22019 |
Base 10 | 121710 | 162110 |
Base 11 | a0711 | 124411 |
Base 12 | 85512 | b3112 |
Base 13 | 72813 | 97913 |
Base 14 | 62d14 | 83b14 |
Base 15 | 56215 | 73115 |
Base 16 | 4c116 | 65516 |