LCM & GCF Calculator
Find the least common multiple and greatest common factor of two integers.
- Free to use
- Takes about 15 seconds
- Easy
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About this calculator
GCF via Euclidean algorithm; LCM = |a·b| / GCF (for a,b ≠ 0).
Formula: LCM(a,b) = |a·b| / GCF(a,b)
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