Use the form below to do your conversion.
Solution
Step1
Log217957=Log(7957) ÷ Log(21)
Log(7957)= 3.9007493580611
Log(21)=1.3222192947339
Log217957=3.9007493580611 ÷ 1.3222192947339
Ans=2.9501531051595
Step2
Alternatively, the logarithm can be calculated like this.