LCM Calculator
Find the least common multiple of two or more integers.
About this calculator
The LCM Calculator on NumberCals is a free, mobile-friendly tool for anyone needing to find the least common multiple of two or more integers. Enter your values in the form below and the result is computed instantly — no sign-up, no installation, no waiting.
Formula used
LCM(a, b) = |a·b| / GCD(a, b)
What you'll need
- Integers (comma- or space-separated) (e.g. 12, 18, 24)
What you'll get
- LCM
Formula
LCM(a, b) = |a·b| / GCD(a, b)
Result
Frequently Asked Questions
What is LCM used for? +
Adding fractions (common denominator), scheduling repeating events, music theory.
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