Use the form below to do your conversion.
Solution
Step1
Log81625=Log(1625) ÷ Log(8)
Log(1625)= 3.2108533653149
Log(8)=0.90308998699194
Log81625=3.2108533653149 ÷ 0.90308998699194
Ans=3.5554080009344
Step2
Alternatively, the logarithm can be calculated like this.