Use the form below to do your conversion.
Solution
Step1
Log258315=Log(8315) ÷ Log(25)
Log(8315)= 3.9198622535555
Log(25)=1.397940008672
Log258315=3.9198622535555 ÷ 1.397940008672
Ans=2.8040275185193
Step2
Alternatively, the logarithm can be calculated like this.