Use the form below to do your conversion.
Solution
Step1
Log216487=Log(6487) ÷ Log(21)
Log(6487)= 3.8120438979302
Log(21)=1.3222192947339
Log216487=3.8120438979302 ÷ 1.3222192947339
Ans=2.8830647934973
Step2
Alternatively, the logarithm can be calculated like this.