Use the form below to do your conversion.
Solution
Step1
Log72821=Log(2821) ÷ Log(7)
Log(2821)= 3.4504030861554
Log(7)=0.84509804001426
Log72821=3.4504030861554 ÷ 0.84509804001426
Ans=4.0828435551657
Step2
Alternatively, the logarithm can be calculated like this.