Use the form below to do your conversion.
Solution
Step1
Log2513987=Log(13987) ÷ Log(25)
Log(13987)= 4.1457245748807
Log(25)=1.397940008672
Log2513987=4.1457245748807 ÷ 1.397940008672
Ans=2.9655954827553
Step2
Alternatively, the logarithm can be calculated like this.