Use the form below to do your conversion.
Solution
Step1
Log13685=Log(685) ÷ Log(13)
Log(685)= 2.8356905714924
Log(13)=1.1139433523068
Log13685=2.8356905714924 ÷ 1.1139433523068
Ans=2.5456326532405
Step2
Alternatively, the logarithm can be calculated like this.