Use the form below to do your conversion.
Solution
Step1
Log159985=Log(9985) ÷ Log(15)
Log(9985)= 3.9993480692067
Log(15)=1.1760912590557
Log159985=3.9993480692067 ÷ 1.1760912590557
Ans=3.4005422950069
Step2
Alternatively, the logarithm can be calculated like this.