Use the form below to do your conversion.
Solution
Step1
Log71561=Log(1561) ÷ Log(7)
Log(1561)= 3.1934029030624
Log(7)=0.84509804001426
Log71561=3.1934029030624 ÷ 0.84509804001426
Ans=3.7787366102619
Step2
Alternatively, the logarithm can be calculated like this.