Use the form below to do your conversion.
Solution
Step1
Log20515=Log(515) ÷ Log(20)
Log(515)= 2.7118072290412
Log(20)=1.301029995664
Log20515=2.7118072290412 ÷ 1.301029995664
Ans=2.0843541179519
Step2
Alternatively, the logarithm can be calculated like this.