Question 752544
We'll denote log base 2 by log2  and notice that 9216=2^10*3^2


{{{
log2(9216)=log2(2^10*3^2)
}}}

Now we can write


{{{
log2(2^10*3^2)=10*log2(2)+2log2(3)=10(1)+2(1.5850)=13.2306
}}}



:)