Use the form below to do your conversion.
Solution
Step1
Log21695=Log(695) ÷ Log(21)
Log(695)= 2.8419848045901
Log(21)=1.3222192947339
Log21695=2.8419848045901 ÷ 1.3222192947339
Ans=2.1494050313054
Step2
Alternatively, the logarithm can be calculated like this.