Use the form below to do your conversion.
Solution
Step1
Log156401=Log(6401) ÷ Log(15)
Log(6401)= 3.8062478271958
Log(15)=1.1760912590557
Log156401=3.8062478271958 ÷ 1.1760912590557
Ans=3.2363541501464
Step2
Alternatively, the logarithm can be calculated like this.