Use the form below to do your conversion.
Solution
Step1
Log217697=Log(7697) ÷ Log(21)
Log(7697)= 3.8863214865595
Log(21)=1.3222192947339
Log217697=3.8863214865595 ÷ 1.3222192947339
Ans=2.9392412454105
Step2
Alternatively, the logarithm can be calculated like this.