Use the form below to do your conversion.
Solution
Step1
Log216925=Log(6925) ÷ Log(21)
Log(6925)= 3.8404197777365
Log(21)=1.3222192947339
Log216925=3.8404197777365 ÷ 1.3222192947339
Ans=2.9045255904463
Step2
Alternatively, the logarithm can be calculated like this.