Use the form below to do your conversion.
Solution
Step1
Log131285=Log(1285) ÷ Log(13)
Log(1285)= 3.1089031276673
Log(13)=1.1139433523068
Log131285=3.1089031276673 ÷ 1.1139433523068
Ans=2.7908987662875
Step2
Alternatively, the logarithm can be calculated like this.