Use the form below to do your conversion.
Solution
Step1
Log139893=Log(9893) ÷ Log(13)
Log(9893)= 3.9953280090774
Log(13)=1.1139433523068
Log139893=3.9953280090774 ÷ 1.1139433523068
Ans=3.5866527690152
Step2
Alternatively, the logarithm can be calculated like this.