Use the form below to do your conversion.
Solution
Step1
Log215071=Log(5071) ÷ Log(21)
Log(5071)= 3.7050936105479
Log(21)=1.3222192947339
Log215071=3.7050936105479 ÷ 1.3222192947339
Ans=2.8021778424384
Step2
Alternatively, the logarithm can be calculated like this.