Use the form below to do your conversion.
Solution
Step1
Log2012815=Log(12815) ÷ Log(20)
Log(12815)= 4.1077186105203
Log(20)=1.301029995664
Log2012815=4.1077186105203 ÷ 1.301029995664
Ans=3.157282018255
Step2
Alternatively, the logarithm can be calculated like this.