Published by:
CGP EDU Academic Team
Published on: August 13, 2026
A natural number 
such that 
! ends in exactly 1000 zeros is
Text Solution
Verified by ExpertsThe correct answer is:
C
Number of zeros in ends of any number = Highest power of 10 (i.e. highest power of 5 in it) as 
and 2 will be in more power than 5 hence power of 10 will be equal to power of 5 .
Number 
! will have highest power of 5 which can be calculated as
where [ ] : greatest integer function.
checking for 
For 
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