Use the form below to do your conversion.
Solution
Step1
Log213457=Log(3457) ÷ Log(21)
Log(3457)= 3.5386993795424
Log(21)=1.3222192947339
Log213457=3.5386993795424 ÷ 1.3222192947339
Ans=2.6763331874192
Step2
Alternatively, the logarithm can be calculated like this.