Use the form below to do your conversion.
Solution
Step1
Log216997=Log(6997) ÷ Log(21)
Log(6997)= 3.8449118739121
Log(21)=1.3222192947339
Log216997=3.8449118739121 ÷ 1.3222192947339
Ans=2.9079229816306
Step2
Alternatively, the logarithm can be calculated like this.