Use the form below to do your conversion.
Solution
Step1
Log216469=Log(6469) ÷ Log(21)
Log(6469)= 3.8108371511405
Log(21)=1.3222192947339
Log216469=3.8108371511405 ÷ 1.3222192947339
Ans=2.8821521258373
Step2
Alternatively, the logarithm can be calculated like this.