Use the form below to do your conversion.
Solution
Step1
Log21761=Log(761) ÷ Log(21)
Log(761)= 2.8813846567706
Log(21)=1.3222192947339
Log21761=2.8813846567706 ÷ 1.3222192947339
Ans=2.1792033048122
Step2
Alternatively, the logarithm can be calculated like this.