Use the form below to do your conversion.
Solution
Step1
Log1813991=Log(13991) ÷ Log(18)
Log(13991)= 4.1458487565905
Log(18)=1.2552725051033
Log1813991=4.1458487565905 ÷ 1.2552725051033
Ans=3.3027480007214
Step2
Alternatively, the logarithm can be calculated like this.