Use the form below to do your conversion.
Solution
Step1
Log259989=Log(9989) ÷ Log(25)
Log(9989)= 3.9995220131289
Log(25)=1.397940008672
Log259989=3.9995220131289 ÷ 1.397940008672
Ans=2.861011193841
Step2
Alternatively, the logarithm can be calculated like this.