Use the form below to do your conversion.
Solution
Step1
Log21697=Log(697) ÷ Log(21)
Log(697)= 2.843232778098
Log(21)=1.3222192947339
Log21697=2.843232778098 ÷ 1.3222192947339
Ans=2.1503488789053
Step2
Alternatively, the logarithm can be calculated like this.