Use the form below to do your conversion.
Solution
Step1
Log21563=Log(563) ÷ Log(21)
Log(563)= 2.7505083948513
Log(21)=1.3222192947339
Log21563=2.7505083948513 ÷ 1.3222192947339
Ans=2.0802210388292
Step2
Alternatively, the logarithm can be calculated like this.