Use the form below to do your conversion.
Solution
Step1
Log215609=Log(5609) ÷ Log(21)
Log(5609)= 3.7488854400095
Log(21)=1.3222192947339
Log215609=3.7488854400095 ÷ 1.3222192947339
Ans=2.8352977867895
Step2
Alternatively, the logarithm can be calculated like this.