The Learning Point‎ > ‎Mathematics‎ > ‎Factorial‎ > ‎

87! Factorial of 87

Value of 87! i.e, Factorial of 87 =
21077572983795277172
13600518699389595229
78373806135621232297
25112146541157275931
74080683423236414793
50473447178240000000
0000000000000



In general, the factorial of a number N = N*(N-1)*(N-2)....1
Factorial of a non-negative integer n is the product of all positive integers less than or equal to n. Factorials are commonly encountered in permutations, combinations, number theory and series expansions of trigonometric and other functions (Taylor series).

Number of trailing zeros in 87! = 20
To understand factorials, you might find it useful to read the Factorial tutorial over here.
Comments