Use the form below to do your conversion.
Solution
Step1
Log159965=Log(9965) ÷ Log(15)
Log(9965)= 3.9984773030365
Log(15)=1.1760912590557
Log159965=3.9984773030365 ÷ 1.1760912590557
Ans=3.3998019050384
Step2
Alternatively, the logarithm can be calculated like this.