Use the form below to do your conversion.
Solution
Step1
Log25857=Log(857) ÷ Log(25)
Log(857)= 2.9329808219232
Log(25)=1.397940008672
Log25857=2.9329808219232 ÷ 1.397940008672
Ans=2.0980734536022
Step2
Alternatively, the logarithm can be calculated like this.