Use the form below to do your conversion.
Solution
Step1
Log21535=Log(535) ÷ Log(21)
Log(535)= 2.7283537820212
Log(21)=1.3222192947339
Log21535=2.7283537820212 ÷ 1.3222192947339
Ans=2.0634654121957
Step2
Alternatively, the logarithm can be calculated like this.