Math & Calculators / LCM and GCD Calculator
LCM and GCD Calculator
Find the Least Common Multiple and Greatest Common Divisor of numbers.
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LCM and GCD Calculator
Find the Least Common Multiple and Greatest Common Divisor of two or more numbers.
Features
- Supports two or more numbers at once
- Calculates both LCM and GCD together
- Simple comma-separated input
- 100% free, no signup
How to Use
Step 1
Enter two or more numbers, separated by commas.
Step 2
Click Calculate LCM & GCD.
Step 3
See both results instantly.
About This Tool
LCM and GCD Calculator finds both the Least Common Multiple and Greatest Common Divisor for two or more numbers at once, entered as a simple comma-separated list.
Frequently Asked Questions
Can I enter more than two numbers?
Yes, enter as many positive whole numbers as you like, separated by commas.
What is GCD also called?
It is also known as HCF, or Highest Common Factor, in some regions and textbooks.