Use the form below to do your conversion.
Solution
Step1
Log99857=Log(9857) ÷ Log(9)
Log(9857)= 3.9937447565545
Log(9)=0.95424250943932
Log99857=3.9937447565545 ÷ 0.95424250943932
Ans=4.1852513559693
Step2
Alternatively, the logarithm can be calculated like this.