Use the form below to do your conversion.
Solution
Step1
Log217649=Log(7649) ÷ Log(21)
Log(7649)= 3.8836046609223
Log(21)=1.3222192947339
Log217649=3.8836046609223 ÷ 1.3222192947339
Ans=2.9371864987826
Step2
Alternatively, the logarithm can be calculated like this.