Least common multiple calculator

Enter your numbers separated by spaces, commas or tab in the input field below then click the "Calculate" button to start the calculation.

Enter numbers

Calculate

Result

How to use this calculator?

The least common multiple calculator or LCM calculator lets you quickly find a least common multiple of a set of numbers. You can use this calculator to find a least common multiple of 2 up to 10 numbers by separate each number by commas, spaces or tabs. Each number in the list can be between 0-1,000,000,000.

What is the least common multiple?

The least common multiple, lowest common multiple, or smallest common multiple of two integers a and b, usually denoted by lcm(a,b), is the smallest positive integer that is divisible by both a and b.