Use the form below to do your conversion.
Solution
Step1
Log1291=Log(91) ÷ Log(12)
Log(91)= 1.9590413923211
Log(12)=1.0791812460476
Log1291=1.9590413923211 ÷ 1.0791812460476
Ans=1.8153034066297
Step2
Alternatively, the logarithm can be calculated like this.