Use the form below to do your conversion.
Solution
Step1
Log212891=Log(2891) ÷ Log(21)
Log(2891)= 3.4610480916707
Log(21)=1.3222192947339
Log212891=3.4610480916707 ÷ 1.3222192947339
Ans=2.6176051926146
Step2
Alternatively, the logarithm can be calculated like this.