The FACT function returns the factorial of a number. The factorial of a number is equal to 1*2*3*...* number.
FACT (number)
Argument | 描述 | Required/Optional |
---|---|---|
Number | The nonnegative number for which you want the factorial. If number is not an integer, it is truncated. | Required |
If the specified number is < 0, FACT returns #NUM! error.
如果指定的数字为非数字,则FACT返回#VALUE!错误。
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