Use the form below to do your conversion.
Solution
Step1
Log286389=Log(6389) ÷ Log(28)
Log(6389)= 3.8054328881321
Log(28)=1.4471580313422
Log286389=3.8054328881321 ÷ 1.4471580313422
Ans=2.6295904149477
Step2
Alternatively, the logarithm can be calculated like this.