If p is the product of the

Finding the number of powers of a prime number p in a factorial n!, can be done using the formula: n/p+n/p^2 +n/p^3 +?+n/p^x , where p^x?n and each n/p^x is rounded to the lowest whole number.

Sep 23, 2014 • Comment

Mike McGarry, Magoosh Tutor

Dec 28, 2013 • Comment