Use the form below to do your conversion.
Solution
Step1
Log216971=Log(6971) ÷ Log(21)
Log(6971)= 3.8432950827365
Log(21)=1.3222192947339
Log216971=3.8432950827365 ÷ 1.3222192947339
Ans=2.9067001956812
Step2
Alternatively, the logarithm can be calculated like this.