Use the form below to do your conversion.
Solution
Step1
Log137139=Log(7139) ÷ Log(13)
Log(7139)= 3.8536373819586
Log(13)=1.1139433523068
Log137139=3.8536373819586 ÷ 1.1139433523068
Ans=3.4594554327904
Step2
Alternatively, the logarithm can be calculated like this.