Use the form below to do your conversion.
Solution
Step1
Log218981=Log(8981) ÷ Log(21)
Log(8981)= 3.9533246963892
Log(21)=1.3222192947339
Log218981=3.9533246963892 ÷ 1.3222192947339
Ans=2.9899160541177
Step2
Alternatively, the logarithm can be calculated like this.