Use the form below to do your conversion.
Solution
Step1
Log78489=Log(8489) ÷ Log(7)
Log(8489)= 3.9288565335819
Log(7)=0.84509804001426
Log78489=3.9288565335819 ÷ 0.84509804001426
Ans=4.6489949657387
Step2
Alternatively, the logarithm can be calculated like this.