Use the form below to do your conversion.
Solution
Step1
Log2115965=Log(15965) ÷ Log(21)
Log(15965)= 4.2031689228755
Log(21)=1.3222192947339
Log2115965=4.2031689228755 ÷ 1.3222192947339
Ans=3.1788742908349
Step2
Alternatively, the logarithm can be calculated like this.