Use the form below to do your conversion.
Solution
Step1
Log47891=Log(7891) ÷ Log(4)
Log(7891)= 3.8971320433821
Log(4)=0.60205999132796
Log47891=3.8971320433821 ÷ 0.60205999132796
Ans=6.4729962121984
Step2
Alternatively, the logarithm can be calculated like this.