Use the form below to do your conversion.
Solution
Step1
Log212105=Log(2105) ÷ Log(21)
Log(2105)= 3.3232521001717
Log(21)=1.3222192947339
Log212105=3.3232521001717 ÷ 1.3222192947339
Ans=2.5133895061185
Step2
Alternatively, the logarithm can be calculated like this.