Use the form below to do your conversion.
Solution
Step1
Log1591=Log(91) ÷ Log(15)
Log(91)= 1.9590413923211
Log(15)=1.1760912590557
Log1591=1.9590413923211 ÷ 1.1760912590557
Ans=1.6657222619732
Step2
Alternatively, the logarithm can be calculated like this.