Use the form below to do your conversion.
Solution
Step1
Log217759=Log(7759) ÷ Log(21)
Log(7759)= 3.8898057518681
Log(21)=1.3222192947339
Log217759=3.8898057518681 ÷ 1.3222192947339
Ans=2.9418764098817
Step2
Alternatively, the logarithm can be calculated like this.