Use the form below to do your conversion.
Solution
Step1
Log214207=Log(4207) ÷ Log(21)
Log(4207)= 3.623972512017
Log(21)=1.3222192947339
Log214207=3.623972512017 ÷ 1.3222192947339
Ans=2.7408256152746
Step2
Alternatively, the logarithm can be calculated like this.