Use the form below to do your conversion.
Solution
Step1
Log20853=Log(853) ÷ Log(20)
Log(853)= 2.9309490311675
Log(20)=1.301029995664
Log20853=2.9309490311675 ÷ 1.301029995664
Ans=2.2527912814737
Step2
Alternatively, the logarithm can be calculated like this.