Use the form below to do your conversion.
Solution
Step1
Log21983=Log(983) ÷ Log(21)
Log(983)= 2.9925535178321
Log(21)=1.3222192947339
Log21983=2.9925535178321 ÷ 1.3222192947339
Ans=2.2632807808438
Step2
Alternatively, the logarithm can be calculated like this.