Use the form below to do your conversion.
Solution
Step1
Log216821=Log(6821) ÷ Log(21)
Log(6821)= 3.8338480495311
Log(21)=1.3222192947339
Log216821=3.8338480495311 ÷ 1.3222192947339
Ans=2.8995553648328
Step2
Alternatively, the logarithm can be calculated like this.