Use the form below to do your conversion.
Solution
Step1
Log209409=Log(9409) ÷ Log(20)
Log(9409)= 3.9735434685325
Log(20)=1.301029995664
Log209409=3.9735434685325 ÷ 1.301029995664
Ans=3.0541520808708
Step2
Alternatively, the logarithm can be calculated like this.