Use the form below to do your conversion.
Solution
Step1
Log216649=Log(6649) ÷ Log(21)
Log(6649)= 3.8227563329514
Log(21)=1.3222192947339
Log216649=3.8227563329514 ÷ 1.3222192947339
Ans=2.891166653048
Step2
Alternatively, the logarithm can be calculated like this.