Use the form below to do your conversion.
Solution
Step1
Log217445=Log(7445) ÷ Log(21)
Log(7445)= 3.8718647020882
Log(21)=1.3222192947339
Log217445=3.8718647020882 ÷ 1.3222192947339
Ans=2.9283075186612
Step2
Alternatively, the logarithm can be calculated like this.