Use the form below to do your conversion.
Solution
Step1
Log2513991=Log(13991) ÷ Log(25)
Log(13991)= 4.1458487565905
Log(25)=1.397940008672
Log2513991=4.1458487565905 ÷ 1.397940008672
Ans=2.9656843146859
Step2
Alternatively, the logarithm can be calculated like this.