Use the form below to do your conversion.
Solution
Step1
Log2113985=Log(13985) ÷ Log(21)
Log(13985)= 4.1456624707075
Log(21)=1.3222192947339
Log2113985=4.1456624707075 ÷ 1.3222192947339
Ans=3.135381919791
Step2
Alternatively, the logarithm can be calculated like this.