Use the form below to do your conversion.
Solution
Step1
Log513991=Log(13991) ÷ Log(5)
Log(13991)= 4.1458487565905
Log(5)=0.69897000433602
Log513991=4.1458487565905 ÷ 0.69897000433602
Ans=5.9313686293718
Step2
Alternatively, the logarithm can be calculated like this.