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if m is the smallest positive integer such that m! is a multiple of 4125, and n is the smallest positive integer such that n! is a multiple of 281600, then find n-m. 

 Sep 23, 2020
 #1
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n - m = -5.

 Sep 24, 2020
 #2
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sorry but it says that's incorrect. 

Guest Sep 24, 2020
 #3
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m = 15  and  n =12   and  n - m = - 3

 Sep 24, 2020
 #4
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thank you so much!

Guest Sep 24, 2020

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