If $n$ is the greatest positive integer for which $2^n$ is a factor of $10!,$ then $n =?$

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by Vincen » Wed Apr 28, 2021 1:59 am

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If $n$ is the greatest positive integer for which $2^n$ is a factor of $10!,$ then $n =?$

A. 2
B. 4
C. 6
D. 8
E. 10

Answer: D

Source: GMAT Prep

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Source: Beat The GMAT — Problem Solving | Wed Apr 28, 2021 1:59 am

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