Use the form below to do your conversion.
Solution
Step1
Log215989=Log(5989) ÷ Log(21)
Log(5989)= 3.7773543130842
Log(21)=1.3222192947339
Log215989=3.7773543130842 ÷ 1.3222192947339
Ans=2.8568289149376
Step2
Alternatively, the logarithm can be calculated like this.