Use the form below to do your conversion.
Solution
Step1
Log30857=Log(857) ÷ Log(30)
Log(857)= 2.9329808219232
Log(30)=1.4771212547197
Log30857=2.9329808219232 ÷ 1.4771212547197
Ans=1.9856059971731
Step2
Alternatively, the logarithm can be calculated like this.