सबसे छोटा (n) क्या है जिसके लिए (n!) संख्या (125) से विभाज्य है?
What is the least (n) for which (n!) is divisible by (125)?
Explanation opens after your attempt
B. (15)
Concept
\(125=5^3\) and (15!) gives three factors of (5) from (5,10,15). So the least (n=15).
Why this answer is correct
The correct answer is B. (15). \(125=5^3\) and (15!) gives three factors of (5) from (5,10,15). So the least (n=15).
Exam Tip
\(125=5^3\) है और (15!) में (5,10,15) से तीन (5) मिलते हैं। इसलिए न्यूनतम (n=15) है।
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