Prime Number Checker

Check if a number is prime or composite.

Prime Checker

How to Use

  • Enter a positive integer.
  • Click 'Check' to see if it's prime.
  • If composite, its factors will be displayed.

About Prime Numbers

A prime number is a natural number greater than 1 that is not a product of two smaller natural numbers.

Definition

A number greater than 1 with exactly two factors: 1 and itself.

Features

  • Instant prime verification
  • Factor listing for composite numbers
  • Support for large integers

Applications

  • Cryptography (RSA)
  • Number Theory
  • Computer Science