Use the form below to do your conversion.
Solution
Step1
Log2115725=Log(15725) ÷ Log(21)
Log(15725)= 4.1965906541173
Log(21)=1.3222192947339
Log2115725=4.1965906541173 ÷ 1.3222192947339
Ans=3.1738991185738
Step2
Alternatively, the logarithm can be calculated like this.