# 18 Factorial

18! = 6402373705728000: 18 factorial is equal to 6402373705728000. The solved work for factorial of five provides more insight of how to find what is 18 factorial and where it is being used in real world problems or statistical experiments.

__what is 18 factorial?__

18! = (?)

__Solution:__

The product of 18 and all the integers below it is the factorial of 18.
18! = (?)

18! = 1 x 2 x 3 x 4 x 5 x 6 x 7 x 8 x 9 x 10 x 11 x 12 x 13 x 14 x 15 x 16 x 17 x 18

18! = 6402373705728000

6402373705728000 is the factorial of 18

__where,__

18! is the representation of 18 factorial,

The symbol ! in 18! is the representation factorial function,

6402373705728000 is the factorial of 18.

__Real World Usage of 18!__

In the scientific analysis or real world experiments, 18! is used to find the total number of possible results or outcomes in the experiment having 18 objects, numbers, letters, words or symbols. It is mainly used to find the permutation and combinations in the statistical trials which involve 18 objects or events.