Oct 11, 2025 · isprime () function from the SymPy library checks if a number is prime or not. It prints False for 30, True for 13 and True for 2 because 30 is not prime, while 13 and 2 are …

You can change the value of variable num in the above source code to check whether a number is prime or not for other integers. In Python, we can also use the for...else statement to do this …

Aug 19, 2021 · This article will learn how to check if a number is prime or not in Python. Usually, we all know some common methods using library functions or without using library functions. …

Mar 31, 2025 · In this article, we’ll dive into how to write a Python program to determine whether a given number is prime. This is a classic programming exercise that helps solidify your …

Oct 20, 2024 · In this tutorial, I explained different methods to check if a number is prime or not in Python, including a basic iterative method, an optimized method, and using the sympy library.

Dec 28, 2024 · This tutorial will teach you how to write a Python program to check if a number is prime or not, both O (n) and O (√n) algorithms.

Sep 10, 2025 · There are several ways through which we can check prime numbers in Python. Let's try to understand each one separately with example programs. But before proceeding …