Use the form below to do your conversion.
Solution
Step1
Log139221=Log(9221) ÷ Log(13)
Log(9221)= 3.9647780220224
Log(13)=1.1139433523068
Log139221=3.9647780220224 ÷ 1.1139433523068
Ans=3.5592276876664
Step2
Alternatively, the logarithm can be calculated like this.