Use the form below to do your conversion.
Solution
Step1
Log2013805=Log(13805) ÷ Log(20)
Log(13805)= 4.1400364109753
Log(20)=1.301029995664
Log2013805=4.1400364109753 ÷ 1.301029995664
Ans=3.1821221837875
Step2
Alternatively, the logarithm can be calculated like this.