Use the form below to do your conversion.
Solution
Step1
Log214757=Log(4757) ÷ Log(21)
Log(4757)= 3.6773331514199
Log(21)=1.3222192947339
Log214757=3.6773331514199 ÷ 1.3222192947339
Ans=2.7811824907304
Step2
Alternatively, the logarithm can be calculated like this.