Use the form below to do your conversion.
Solution
Step1
Log21703=Log(703) ÷ Log(21)
Log(703)= 2.8469553250198
Log(21)=1.3222192947339
Log21703=2.8469553250198 ÷ 1.3222192947339
Ans=2.1531642567603
Step2
Alternatively, the logarithm can be calculated like this.