Use the form below to do your conversion.
Solution
Step1
Log214157=Log(4157) ÷ Log(21)
Log(4157)= 3.6187800245062
Log(21)=1.3222192947339
Log214157=3.6187800245062 ÷ 1.3222192947339
Ans=2.736898515185
Step2
Alternatively, the logarithm can be calculated like this.