Use the form below to do your conversion.
Solution
Step1
Log217951=Log(7951) ÷ Log(21)
Log(7951)= 3.9004217534577
Log(21)=1.3222192947339
Log217951=3.9004217534577 ÷ 1.3222192947339
Ans=2.9499053364235
Step2
Alternatively, the logarithm can be calculated like this.