# Meaning of !

relating to a factor or factorial.
the product of an integer and all the integers below it; e.g., factorial four ( 4! ) is equal to 24.

## facÂ·toÂ·riÂ·al

făk-tÃ´r′ē-əl
facÂ·toÂ·riÂ·al Â (făk-tÃ´r′ē-əl)
n.
The product of all the positive integers from 1 to a given number: 4 factorial, usually written 4!, is equal to 24 (1 Ã— 2 Ã— 3 Ã— 4 = 24).
Of or relating to a factor or factorial.

## factorial

fÃ¦kËˆtÉ”ËrÉªÉ™l
factorial (fÃ¦kËˆtÉ”ËrÉªÉ™l) maths
n
(Mathematics) the product of all the positive integers from one up to and including a given integer. Factorial zero is assigned the value of one: factorial four is 1 Ã— 2 Ã— 3 Ã— 4. Symbol: n!, where n is the given integer
(Mathematics) of or involving factorials or factors

## fac•to•ri•al

(fÃ¦kˈtɔr i əl, -ˈtoʊr-)
fac•to•ri•al (fÃ¦kˈtɔr i əl, -ˈtoʊr-)

n.
1. the product of a given positive integer multiplied by all lesser positive integers: The quantity four factorial (4!) = 4 ∙ 3 ∙ 2 ∙ 1 = 24.Symbol: n!, where n is the given integer.