Use the form below to do your conversion.
Solution
Step1
Log216431=Log(6431) ÷ Log(21)
Log(6431)= 3.8082785095828
Log(21)=1.3222192947339
Log216431=3.8082785095828 ÷ 1.3222192947339
Ans=2.8802170144924
Step2
Alternatively, the logarithm can be calculated like this.