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Logarithm
Interactive Calculator

Common logarithm is base 10. Base 10 here is shown as a reminder.

Log 10 (1000) is commonly written as Log (1000 ) = 3

Log 10 =


Natural Logarithm (e = 2.718)

Ln e =


Any base Logarithm Log 2 (32) = 5 for example

Log ( )

=



Reviewer: Manual Calculation

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