Use the form below to do your conversion.
Solution
Step1
Log212785=Log(2785) ÷ Log(21)
Log(2785)= 3.4448251995097
Log(21)=1.3222192947339
Log212785=3.4448251995097 ÷ 1.3222192947339
Ans=2.6053357512098
Step2
Alternatively, the logarithm can be calculated like this.