Use the form below to do your conversion.
Solution
Step1
Log25665=Log(665) ÷ Log(25)
Log(665)= 2.8228216453031
Log(25)=1.397940008672
Log25665=2.8228216453031 ÷ 1.397940008672
Ans=2.0192723777787
Step2
Alternatively, the logarithm can be calculated like this.