Use the form below to do your conversion.
Solution
Step1
Log258987=Log(8987) ÷ Log(25)
Log(8987)= 3.9536147416906
Log(25)=1.397940008672
Log258987=3.9536147416906 ÷ 1.397940008672
Ans=2.8281719652951
Step2
Alternatively, the logarithm can be calculated like this.