Question

Eind the number of trailing Zeros in 421!​

Answer 1

Answer:

Using Walform Mathemaetica

421!=

496709438418428047101555454724916745085465336888090097405467818180922261398842295425806822589714833795213495222240007671066490851554749892134937936656282994637909051947398340526149934808106330096692953599944767716258342891428727319048480424750506254845534889774433360425470710774683290442555783815659955875264427528929575675931563437214692758482302503124210528001023359804355899661904496934663897310150700949162282909151225143677669059060838583122439585977518602972328272640168308762259408217826381260302214424111544898559326399838404889278853003358339134194740493356119838979220464771933319778537607949885932936832967482097192171367289208678622975314947040444848309008177329032019450499069829806554810122687378915561878747348336732351668270393501748635018134726246547741534038937359543777932214369444626846629968743520000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

Number Length 924 Degit.

Scientific Notation: 4.9670943841842804710155545472491674508546533688809009740545 × 10^923