Use the form below to do your conversion.
Solution
Step1
Log21291=Log(1291) ÷ Log(2)
Log(1291)= 3.1109262422664
Log(2)=0.30102999566398
Log21291=3.1109262422664 ÷ 0.30102999566398
Ans=10.334273285307
Step2
Alternatively, the logarithm can be calculated like this.