Use the form below to do your conversion.
Solution
Step1
Log217651=Log(7651) ÷ Log(21)
Log(7651)= 3.883718201964
Log(21)=1.3222192947339
Log217651=3.883718201964 ÷ 1.3222192947339
Ans=2.9372723703488
Step2
Alternatively, the logarithm can be calculated like this.