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find the first non-zero digit (FNZD) in 100!

by | Aug 22, 2021 | Uncategorized | 0 comments

(Q). Find the first non-zero digit (FNZD) in 100!.
Solution:- 

1002045505Remainder004RRRH = 24

Hence FNZD(100!) = U𝒹(2²⁴) × U𝒹(0!) × U𝒹(0!) × U𝒹4!)
                                 = 6 × 24
                                 = 4 Answer

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