LOGN

Returns the logarithm to the base N of a number.

Syntax

LOGN(Number, N)

Number - is the positive real number for which you want the logarithm to the base N.
N - is the base.

Example

Formula
Description
Answer
=LN(86) Natural logarithm of 86
4.454347
=LN(2.7182818) Natural logarithm of the value of the constant
1
=LN(EXP(3)) Natural logarithm of e raised to the power of 3
3