65,536
you multiple 4 times 4 then you multiply 16 ties 16 times 16 times 16
Jjbivhvu this need a bit more
Step-by-step explanation:
I believe it is 15...all the numbers can be divided by 15, since 15 is the smallest number it is also the highest common factor only because 30 and 45 can be divided by 15
.......hope it helps!