Use the form below to do your conversion.
Solution
Step1
Log138407=Log(8407) ÷ Log(13)
Log(8407)= 3.9246410474172
Log(13)=1.1139433523068
Log138407=3.9246410474172 ÷ 1.1139433523068
Ans=3.5231962552582
Step2
Alternatively, the logarithm can be calculated like this.