Use the form below to do your conversion.
Solution
Step1
Log18139=Log(139) ÷ Log(18)
Log(139)= 2.1430148002541
Log(18)=1.2552725051033
Log18139=2.1430148002541 ÷ 1.2552725051033
Ans=1.707210818003
Step2
Alternatively, the logarithm can be calculated like this.