Use the form below to do your conversion.
Solution
Step1
Log217913=Log(7913) ÷ Log(21)
Log(7913)= 3.8983411657275
Log(21)=1.3222192947339
Log217913=3.8983411657275 ÷ 1.3222192947339
Ans=2.948331779194
Step2
Alternatively, the logarithm can be calculated like this.