Use the form below to do your conversion.
Solution
Step1
Log217151=Log(7151) ÷ Log(21)
Log(7151)= 3.8543667780409
Log(21)=1.3222192947339
Log217151=3.8543667780409 ÷ 1.3222192947339
Ans=2.9150737652913
Step2
Alternatively, the logarithm can be calculated like this.