Use the form below to do your conversion.
Solution
Step1
Log2012145=Log(12145) ÷ Log(20)
Log(12145)= 4.0843975191411
Log(20)=1.301029995664
Log2012145=4.0843975191411 ÷ 1.301029995664
Ans=3.1393569193281
Step2
Alternatively, the logarithm can be calculated like this.