Compare 1021 vs 1223
Property | 1021 | 1223 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 10211 | 12231 |
Prime factorization | 1021 | 1223 |
Divisors count | 2 | 2 |
Divisors | 1, 1021 | 1, 1223 |
Number of properties | 8 | 10 |
Emirps | 38th | 54th |
Harmonic primes | 61st | 70th |
Isolated primes | 119th | |
Left-truncatable primes | 55th | |
Long primes | 62nd | 77th |
Lucky primes | 45th | |
Primes | 172nd | 200th |
Pythagorean primes | 83rd | |
Sexy primes (1st member) | 87th | |
Sexy primes (2nd member) | 86th | |
Sexy prime triplets (2nd member) | 33rd | |
Solinas primes | 46th | |
Sophie germain primes | 43rd | |
Twin primes (2nd member) | 36th | |
Roman numberals | MXXI | MCCXXIII |
Base 2 | 11111111012 | 100110001112 |
Base 3 | 11012113 | 12000223 |
Base 4 | 333314 | 1030134 |
Base 5 | 130415 | 143435 |
Base 6 | 44216 | 53556 |
Base 7 | 26567 | 33657 |
Base 8 | 17758 | 23078 |
Base 9 | 13549 | 16089 |
Base 10 | 102110 | 122310 |
Base 11 | 84911 | a1211 |
Base 12 | 71112 | 85b12 |
Base 13 | 60713 | 73113 |
Base 14 | 52d14 | 63514 |
Base 15 | 48115 | 56815 |
Base 16 | 3fd16 | 4c716 |