Use the form below to do your conversion.
Solution
Step1
Log2012215=Log(12215) ÷ Log(20)
Log(12215)= 4.0868934713095
Log(20)=1.301029995664
Log2012215=4.0868934713095 ÷ 1.301029995664
Ans=3.1412753625436
Step2
Alternatively, the logarithm can be calculated like this.