Use the form below to do your conversion.
Solution
Step1
Log2513981=Log(13981) ÷ Log(25)
Log(13981)= 4.1455382357122
Log(25)=1.397940008672
Log2513981=4.1455382357122 ÷ 1.397940008672
Ans=2.9654621872152
Step2
Alternatively, the logarithm can be calculated like this.