Use the form below to do your conversion.
Solution
Step1
Log1512215=Log(12215) ÷ Log(15)
Log(12215)= 4.0868934713095
Log(15)=1.1760912590557
Log1512215=4.0868934713095 ÷ 1.1760912590557
Ans=3.4749798876925
Step2
Alternatively, the logarithm can be calculated like this.