Use the form below to do your conversion.
Solution
Step1
Log78155=Log(8155) ÷ Log(7)
Log(8155)= 3.9114239653763
Log(7)=0.84509804001426
Log78155=3.9114239653763 ÷ 0.84509804001426
Ans=4.6283671008281
Step2
Alternatively, the logarithm can be calculated like this.