Check prime number in python

How to see if a number is prime in python

def is_prime(n: int) -> bool:
    """Primality test using 6k+-1 optimization."""
    if n <= 3:
        return n > 1
    if n % 2 == 0 or n % 3 == 0:
        return False
    i = 5
    while i ** 2 <= n:
        if n % i == 0 or n % (i + 2) == 0:
            return False
        i += 6
    return True

Source: en.wikipedia.org

Similar codes

0 vote136 views1 answer
Date-fns difference in days
Python
0 vote119 views1 answer
Python set with counts
Python
0 vote133 views1 answer
Python read column from csv
Python
1 vote94 views1 answer
Python remove read only file
Python
0 vote122 views1 answer
Convert 2 level nested list to one level list in python
Python
0 vote118 views1 answer
Convert excel workbook to dataframe
Python
1 vote154 views1 answer
How to get what type of file in python
Python
5 votes131 views2 answers
Python convert string to yaml
Python
-1 vote133 views1 answer
Matrix python math
Python
-1 vote130 views1 answer
Python schleife
Python