Find the maximum value of n such that 50! is perfectly divisible by 2520^n  Choose one:
A) 7
B) 8
C) 9
D) 6
E) 5
2520 = 2^3*3^2*5*7   Here, 7 is the highest prime,so find the no. of 7's in 50! only   no. of 7's in 50! = [50/7] + [50/7^2] = 7+1= 
<gadget id="calculator">7+1</gadget>
<output>8</output>
8   ANSWER:8
<result>B</result>
Find the maximum value of n such that 50! is perfectly divisible by 2520^n