Use the form below to do your conversion.
Solution
Step1
Log99871=Log(9871) ÷ Log(9)
Log(9871)= 3.994361151908
Log(9)=0.95424250943932
Log99871=3.994361151908 ÷ 0.95424250943932
Ans=4.1858973084891
Step2
Alternatively, the logarithm can be calculated like this.