Use the form below to do your conversion.
Solution
Step1
Log218701=Log(8701) ÷ Log(21)
Log(8701)= 3.9395691686559
Log(21)=1.3222192947339
Log218701=3.9395691686559 ÷ 1.3222192947339
Ans=2.9795126907815
Step2
Alternatively, the logarithm can be calculated like this.