Use the form below to do your conversion.
Solution
Step1
Log7643=Log(643) ÷ Log(7)
Log(643)= 2.8082109729242
Log(7)=0.84509804001426
Log7643=2.8082109729242 ÷ 0.84509804001426
Ans=3.3229410553086
Step2
Alternatively, the logarithm can be calculated like this.