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The least common multiple of two integers a and b is the smallest positive integer that is divisible by both a and b. It is usually denoted by

$$lcm (a, b)$$ If either a or b is 0, $$lcm (a, b) = 0$$A general example to help you recognize patterns and spot the information you're looking for

Number | Multiples of Each Number |
---|---|

3 | 3, 6, 9, 12, 15, 18, 21, 24, 27, 30 |

5 | 5, 10, 15, 20, 25, 30 |

The first common multiple of both 3 and 5 is 15.

- Last Updated: Jul 7, 2023 12:00 PM
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