Use the form below to do your conversion.
Solution
Step1
Log2013103=Log(13103) ÷ Log(20)
Log(13103)= 4.1173707410209
Log(20)=1.301029995664
Log2013103=4.1173707410209 ÷ 1.301029995664
Ans=3.1647008560472
Step2
Alternatively, the logarithm can be calculated like this.