Use the form below to do your conversion.
Solution
Step1
Log21583=Log(583) ÷ Log(21)
Log(583)= 2.765668554759
Log(21)=1.3222192947339
Log21583=2.765668554759 ÷ 1.3222192947339
Ans=2.091686731372
Step2
Alternatively, the logarithm can be calculated like this.