Use the form below to do your conversion.
Solution
Step1
Log4857=Log(857) ÷ Log(4)
Log(857)= 2.9329808219232
Log(4)=0.60205999132796
Log4857=2.9329808219232 ÷ 0.60205999132796
Ans=4.8715756970563
Step2
Alternatively, the logarithm can be calculated like this.