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MantissaExponent

MantissaExponent[x]
gives a list containing the mantissa and exponent of a number x.

MantissaExponent[x, b]
gives the base-b mantissa and exponent of x.

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The mantissa always lies between and or and .

MantissaExponent works with exact as well as approximate numeric quantities.

RealExponent Log RealDigits IntegerExponent IntegerLength

Digits in Numbers

Number Digits

Representation of Numbers

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