Use the form below to do your conversion.
Solution
Step1
Log2013115=Log(13115) ÷ Log(20)
Log(13115)= 4.1177682949264
Log(20)=1.301029995664
Log2013115=4.1177682949264 ÷ 1.301029995664
Ans=3.1650064246404
Step2
Alternatively, the logarithm can be calculated like this.