LCM function

Returns the least common multiple of integers. The least common multiple is the smallest positive integer that is a multiple of all integer arguments number1, number2, and so on. Use LCM to add fractions with different denominators.

Syntax

LCM(number1,number2, ...)

Number1, number2,...     are 1 to 255 values for which you want the least common multiple. If value is not an integer, it is truncated.

Remarks

  • If any argument is nonnumeric, LCM returns the #VALUE! error value.

  • If any argument is less than zero, LCM returns the #NUM! error value.

Example

The example may be easier to understand if you copy it to a blank worksheet.

How to copy an example

  1. Create a blank workbook or worksheet.

  2. Select the example in the Help topic.

    Note   Do not select the row or column headers.

    Selecting an example from Help

    Selecting an example from Help

  3. Press CTRL+C.

  4. In the worksheet, select cell A1, and press CTRL+V.

  5. To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Formulas tab, in the Formula Auditing group, click the Show Formulas button.

1

2

3

A

B

Formula

Description (Result)

=LCM(5, 2)

Least common multiple of 5 and 2 (10)

=LCM(24, 36)

Least common multiple of 24 and 36 (72)

Applies To: Excel 2007



Was this information helpful?

Yes No

How can we improve it?

255 characters remaining

To protect your privacy, please do not include contact information in your feedback. Review our privacy policy.

Thank you for your feedback!

Support resources

Change language