Use the form below to do your conversion.
Solution
Step1
Log287121=Log(7121) ÷ Log(28)
Log(7121)= 3.8525409857698
Log(28)=1.4471580313422
Log287121=3.8525409857698 ÷ 1.4471580313422
Ans=2.6621425596461
Step2
Alternatively, the logarithm can be calculated like this.