PRODUCT

PRODUCT(number1 [,number2] [..])

Returns the product of all the numbers in a list or cell range.

number1	The first number.
number2	(Optional) The second number.

REMARKS

* You can include logical arguments such as true or false. True =1, False=0.
* If an argument is an array or reference, only numbers in the array or reference are counted.
* If an argument is an array or reference, any empty cells, text, or error values are ignored.
* If any of the arguments are text, then #VALUE! is returned.
* You can have a maximum of 30 arguments.
* For the Microsoft documentation refer to support.microsoft.com

	A
1	=PRODUCT(5,2) = 10
2	=PRODUCT(3,3) = 9
3	=PRODUCT(3,3,2) = 18
4	=PRODUCT(-3,-3,-2) = -18
5	=PRODUCT(3,3,20) = 180
6	=PRODUCT(3,{2,2}) = 12
7	=PRODUCT(3,{2,2,"some text"}) = 12
8	=PRODUCT(TRUE,3) = 3
9	=PRODUCT(FALSE,3) = 0
10	=PRODUCT(2,2,10/0) = #DIV/0!
11	=PRODUCT(2,2,NA()) = #N/A
12	=PRODUCT(2,"some text") = #VALUE!