Use the form below to do your conversion.
Solution
Step1
Log216889=Log(6889) ÷ Log(21)
Log(6889)= 3.8381561847521
Log(21)=1.3222192947339
Log216889=3.8381561847521 ÷ 1.3222192947339
Ans=2.9028136255753
Step2
Alternatively, the logarithm can be calculated like this.