Use the form below to do your conversion.
Solution
Step1
Log49991=Log(9991) ÷ Log(4)
Log(9991)= 3.9996089589714
Log(4)=0.60205999132796
Log49991=3.9996089589714 ÷ 0.60205999132796
Ans=6.6432066846852
Step2
Alternatively, the logarithm can be calculated like this.