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GCD & LCM Calculator

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Find GCD and LCM of two or more numbers

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How to use GCD & LCM Calculator

  1. 1Enter 2 or more numbers
  2. 2Get GCD and LCM instantly
  3. 3View prime factorization

About this tool

Calculate Greatest Common Divisor (GCD) and Least Common Multiple (LCM) of two or more numbers. Shows factorization steps.

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Frequently asked questions

What is GCD used for?

GCD is used to simplify fractions and solve problems involving ratios.