Use the form below to do your conversion.
Solution
Step1
Log218131=Log(8131) ÷ Log(21)
Log(8131)= 3.9101439610645
Log(21)=1.3222192947339
Log218131=3.9101439610645 ÷ 1.3222192947339
Ans=2.9572582828262
Step2
Alternatively, the logarithm can be calculated like this.