Use the form below to do your conversion.
Solution
Step1
Log2013105=Log(13105) ÷ Log(20)
Log(13105)= 4.1174370252826
Log(20)=1.301029995664
Log2013105=4.1174370252826 ÷ 1.301029995664
Ans=3.1647518035749
Step2
Alternatively, the logarithm can be calculated like this.