LCM Calculator

Find the Least Common Multiple (LCM) of two numbers with step-by-step solutions.

LCM of and

What is LCM (Least Common Multiple)?

The Least Common Multiple (LCM) is the smallest positive integer that is divisible by all the given numbers.

LCM vs GCF

LCM is the smallest number divisible by both numbers. GCF is the largest number that divides both. They're related: LCM(a,b) × GCF(a,b) = a × b