Use the form below to do your conversion.
Solution
Step1
Log205515=Log(5515) ÷ Log(20)
Log(5515)= 3.7415455167762
Log(20)=1.301029995664
Log205515=3.7415455167762 ÷ 1.301029995664
Ans=2.8758334006486
Step2
Alternatively, the logarithm can be calculated like this.