Use the form below to do your conversion.
Solution
Step1
Log21285=Log(1285) ÷ Log(2)
Log(1285)= 3.1089031276673
Log(2)=0.30102999566398
Log21285=3.1089031276673 ÷ 0.30102999566398
Ans=10.327552644081
Step2
Alternatively, the logarithm can be calculated like this.