Use the form below to do your conversion.
Solution
Step1
Log215651=Log(5651) ÷ Log(21)
Log(5651)= 3.7521253072979
Log(21)=1.3222192947339
Log215651=3.7521253072979 ÷ 1.3222192947339
Ans=2.8377481120127
Step2
Alternatively, the logarithm can be calculated like this.