Use the form below to do your conversion.
Solution
Step1
Log21797=Log(797) ÷ Log(21)
Log(797)= 2.9014583213961
Log(21)=1.3222192947339
Log21797=2.9014583213961 ÷ 1.3222192947339
Ans=2.1943851015879
Step2
Alternatively, the logarithm can be calculated like this.