Use the form below to do your conversion.
Solution
Step1
Log217591=Log(7591) ÷ Log(21)
Log(7591)= 3.8802989914258
Log(21)=1.3222192947339
Log217591=3.8802989914258 ÷ 1.3222192947339
Ans=2.9346864070734
Step2
Alternatively, the logarithm can be calculated like this.