Use the form below to do your conversion.
Solution
Step1
Log216715=Log(6715) ÷ Log(21)
Log(6715)= 3.8270460170047
Log(21)=1.3222192947339
Log216715=3.8270460170047 ÷ 1.3222192947339
Ans=2.894410959095
Step2
Alternatively, the logarithm can be calculated like this.