FACT

Returns the factorial of a number (i.e. number!). The factorial of the number is calculated as 1*2*3*4* ... * number. The factorial of zero returns 1 by definition.

Syntax

FACT(number)

number: The number whose factorial value you want to calculate. Eg., 5.3

Remarks

The decimal points (if any) are truncated before calculating the factorial of the given number.

Examples

Formula	Result
=FACT(5.3)	120
=FACT(0.44)	1
=FACT(10)	3628800

Get a hands-on experience of the function in the embedded range below.

Possible Errors

Errors	Meaning
#N/A!	The function could not find the value it was asked to look for. Commonly occurs in VLOOKUP and similar functions.
#NAME!	The function name is incorrect or invalid. The given defined name (if any) is invalid. There is a typo in the defined name used in the function. Double quotes are missing for text values in the function. Colon missing in a cell range reference.
#VALUE!	The given argument's data type is incorrect or invalid. For example, the function =DATE(A1:A3) will return a #VALUE error when a text value is present in the range.
#REF!	The given cell reference is incorrect or invalid. This error may occur when a cell/range has been deleted, moved, or pasted over.

Similar Functions

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