Use the form below to do your conversion.
Solution
Step1
Log139925=Log(9925) ÷ Log(13)
Log(9925)= 3.9967305154352
Log(13)=1.1139433523068
Log139925=3.9967305154352 ÷ 1.1139433523068
Ans=3.5879118154064
Step2
Alternatively, the logarithm can be calculated like this.