Use the form below to do your conversion.
Solution
Step1
Log139007=Log(9007) ÷ Log(13)
Log(9007)= 3.9545801627438
Log(13)=1.1139433523068
Log139007=3.9545801627438 ÷ 1.1139433523068
Ans=3.5500729498985
Step2
Alternatively, the logarithm can be calculated like this.