Use the form below to do your conversion.
Solution
Step1
Log138215=Log(8215) ÷ Log(13)
Log(8215)= 3.9146075677711
Log(13)=1.1139433523068
Log138215=3.9146075677711 ÷ 1.1139433523068
Ans=3.5141890830125
Step2
Alternatively, the logarithm can be calculated like this.