Use the form below to do your conversion.
Solution
Step1
Log152221=Log(2221) ÷ Log(15)
Log(2221)= 3.3465485585485
Log(15)=1.1760912590557
Log152221=3.3465485585485 ÷ 1.1760912590557
Ans=2.8454837435281
Step2
Alternatively, the logarithm can be calculated like this.