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Saturday, 23 March 2019

Find the number of zeroes at the end of 350!.


Find the number of zeroes at the end of 350!

Solution:

Maximum power of 5 in 350!
= 70 + 14 + 2
= 86

This way:

[ 350 / 5 ]  +  [350/5x5]  +  [350 / 5x5x5] + …….. [till the quotient is  greater than  zero]
= 70 + 14 + 2
= 86

Answer: 86

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