Use the form below to do your conversion.
Solution
Step1
Log28691=Log(691) ÷ Log(28)
Log(691)= 2.8394780473742
Log(28)=1.4471580313422
Log28691=2.8394780473742 ÷ 1.4471580313422
Ans=1.9621064084761
Step2
Alternatively, the logarithm can be calculated like this.