Use the form below to do your conversion.
Solution
Step1
Log217997=Log(7997) ÷ Log(21)
Log(7997)= 3.9029270960173
Log(21)=1.3222192947339
Log217997=3.9029270960173 ÷ 1.3222192947339
Ans=2.9518001375125
Step2
Alternatively, the logarithm can be calculated like this.