Use the form below to do your conversion.
Solution
Step1
Log215281=Log(5281) ÷ Log(21)
Log(5281)= 3.7227161674885
Log(21)=1.3222192947339
Log215281=3.7227161674885 ÷ 1.3222192947339
Ans=2.8155058561883
Step2
Alternatively, the logarithm can be calculated like this.