Use the form below to do your conversion.
Solution
Step1
Log213649=Log(3649) ÷ Log(21)
Log(3649)= 3.5621738633646
Log(21)=1.3222192947339
Log213649=3.5621738633646 ÷ 1.3222192947339
Ans=2.6940870380216
Step2
Alternatively, the logarithm can be calculated like this.