Use the form below to do your conversion.
Solution
Step1
Log86491=Log(6491) ÷ Log(8)
Log(6491)= 3.8123116091311
Log(8)=0.90308998699194
Log86491=3.8123116091311 ÷ 0.90308998699194
Ans=4.221408346946
Step2
Alternatively, the logarithm can be calculated like this.