Use the form below to do your conversion.
Solution
Step1
Log1310139=Log(10139) ÷ Log(13)
Log(10139)= 4.0059951230547
Log(13)=1.1139433523068
Log1310139=4.0059951230547 ÷ 1.1139433523068
Ans=3.5962287622246
Step2
Alternatively, the logarithm can be calculated like this.