prod

Syntax:

Value Number  prod(Range source)

Description:

Multiplies together all numeric cells in source.

Examples:

($d1:$d3) = prod($a:$c)
Before:
AB CD
1167
2258
33420
4
5
6
After:
AB CD
116742
225880
33420240
4
5
6
($a1) = prod($b1:$d20)