Use the form below to do your conversion.
Solution
Step1
Log79871=Log(9871) ÷ Log(7)
Log(9871)= 3.994361151908
Log(7)=0.84509804001426
Log79871=3.994361151908 ÷ 0.84509804001426
Ans=4.7265062309701
Step2
Alternatively, the logarithm can be calculated like this.