Use the form below to do your conversion.
Solution
Step1
Log157421=Log(7421) ÷ Log(15)
Log(7421)= 3.8704624315889
Log(15)=1.1760912590557
Log157421=3.8704624315889 ÷ 1.1760912590557
Ans=3.2909541685537
Step2
Alternatively, the logarithm can be calculated like this.