Use the form below to do your conversion.
Solution
Step1
Log214985=Log(4985) ÷ Log(21)
Log(4985)= 3.6976651626477
Log(21)=1.3222192947339
Log214985=3.6976651626477 ÷ 1.3222192947339
Ans=2.7965596761253
Step2
Alternatively, the logarithm can be calculated like this.