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 3 years ago
Is there a closed form formula that yields the number of digits in a decimallybased number ? A special function ?
 3 years ago
Is there a closed form formula that yields the number of digits in a decimallybased number ? A special function ?

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anushkaudeshan
 3 years ago
Best ResponseYou've already chosen the best response.03sec^4 x  10sec^2 x  8 = 0, what is sin x

estudier
 3 years ago
Best ResponseYou've already chosen the best response.0Don't understand the question. I give u 4.35, u want a formula that predicts that there are 3 digits in 4.35..

MathsBoy
 3 years ago
Best ResponseYou've already chosen the best response.1If you want to know how many digits are in the integer x: \[\lfloor \ln(x)/\ln(10) \rfloor + 1\]

MathsBoy
 3 years ago
Best ResponseYou've already chosen the best response.1Or of course, to compensate for negative values of x: \[\lfloor \ln(\left x \right)/\ln(10) \rfloor + 1\]

MathsBoy
 3 years ago
Best ResponseYou've already chosen the best response.1The only problem is it doesn't give an answer for x = 0.

william.briand
 3 years ago
Best ResponseYou've already chosen the best response.0Many thanks. (If this work for strictly positive integer, I'm OK)
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