Use the form below to do your conversion.
Solution
Step1
Log289871=Log(9871) ÷ Log(28)
Log(9871)= 3.994361151908
Log(28)=1.4471580313422
Log289871=3.994361151908 ÷ 1.4471580313422
Ans=2.7601416468686
Step2
Alternatively, the logarithm can be calculated like this.