Use the form below to do your conversion.
Solution
Step1
Log57139=Log(7139) ÷ Log(5)
Log(7139)= 3.8536373819586
Log(5)=0.69897000433602
Log57139=3.8536373819586 ÷ 0.69897000433602
Ans=5.5133086656835
Step2
Alternatively, the logarithm can be calculated like this.