Use the form below to do your conversion.
Solution
Step1
Log1385=Log(85) ÷ Log(13)
Log(85)= 1.9294189257143
Log(13)=1.1139433523068
Log1385=1.9294189257143 ÷ 1.1139433523068
Ans=1.732061977585
Step2
Alternatively, the logarithm can be calculated like this.