Use the form below to do your conversion.
Solution
Step1
Log20649=Log(649) ÷ Log(20)
Log(649)= 2.8122446968004
Log(20)=1.301029995664
Log20649=2.8122446968004 ÷ 1.301029995664
Ans=2.1615525438867
Step2
Alternatively, the logarithm can be calculated like this.