Use the form below to do your conversion.
Solution
Step1
Log73947=Log(3947) ÷ Log(7)
Log(3947)= 3.5962671263955
Log(7)=0.84509804001426
Log73947=3.5962671263955 ÷ 0.84509804001426
Ans=4.255443695426
Step2
Alternatively, the logarithm can be calculated like this.