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 Sujet: number of digits
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 The number of digits in a number base m 2011-12-22 Jash pose la question :Assume there is a number system of base m. The one property of this system is: If 2 numbers written in this system, which have 'a' and 'b' as the number of digits are multiplied, then the product of the 2 numbers will have a number of digits which is a function f(a,b). In other words, as long as the number of digits of the 2 numbers are constant, the number of digits of their product is a constant. Find m.Robert Dawson lui répond. The number of digits in a really big exponent 2008-07-21 Pete pose la question :how would you find the number of digits in a really big exponent without a calculator?Penny Nom lui répond.

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