Zero's Everywhere

Number Theory Level 2

Find the trailing number of zeros of 150 ! 150! .

Notation : ! ! denotes the factorial notation. For example, 8 ! = 1 × 2 × 3 × ⋯ × 8 8! = 1\times2\times3\times\cdots\times8 .

35 34 36 37 38

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Abu Bakar Khan by Abu Bakar Khan , 31, India

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1 solution

Shyam Upadhyay
Sep 6, 2016

[150/5] +[150/25] +[150/125] =30 +6+1=37 Where [ ] is floor function.

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