Use the form below to do your conversion.
Solution
Step1
Log2561=Log(61) ÷ Log(25)
Log(61)= 1.7853298350108
Log(25)=1.397940008672
Log2561=1.7853298350108 ÷ 1.397940008672
Ans=1.2771147716895
Step2
Alternatively, the logarithm can be calculated like this.