Use the form below to do your conversion.
Solution
Step1
Log215545=Log(5545) ÷ Log(21)
Log(5545)= 3.7439015504852
Log(21)=1.3222192947339
Log215545=3.7439015504852 ÷ 1.3222192947339
Ans=2.8315284502323
Step2
Alternatively, the logarithm can be calculated like this.