Use the form below to do your conversion.
Solution
Step1
Log157981=Log(7981) ÷ Log(15)
Log(7981)= 3.9020573108085
Log(15)=1.1760912590557
Log157981=3.9020573108085 ÷ 1.1760912590557
Ans=3.3178184777443
Step2
Alternatively, the logarithm can be calculated like this.