Use the form below to do your conversion.
Solution
Step1
Log219703=Log(9703) ÷ Log(21)
Log(9703)= 3.9869060313807
Log(21)=1.3222192947339
Log219703=3.9869060313807 ÷ 1.3222192947339
Ans=3.0153137586629
Step2
Alternatively, the logarithm can be calculated like this.