Use the form below to do your conversion.
Solution
Step1
Log212005=Log(2005) ÷ Log(21)
Log(2005)= 3.3021143769562
Log(21)=1.3222192947339
Log212005=3.3021143769562 ÷ 1.3222192947339
Ans=2.497402957367
Step2
Alternatively, the logarithm can be calculated like this.