Use the form below to do your conversion.
Solution
Step1
Log912985=Log(12985) ÷ Log(9)
Log(12985)= 4.1134419539653
Log(9)=0.95424250943932
Log912985=4.1134419539653 ÷ 0.95424250943932
Ans=4.3106882299576
Step2
Alternatively, the logarithm can be calculated like this.