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What is the least number of digits (including repititions) needed to express 10^100 in decimal notation?

April 26, 2017decimal decimal notation digits Express needed notation

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What is the least number of digits (including repititions) needed to express 10^100 in decimal notation?

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To express 10^2 in decimal notation we need 3 digits To express 10^3 in decimal notation we need 4 digits To express 10^n in decimal notation we need n+1 digit so we need 101 digits to express 10^100