The numbers that go into 165 are: 1,3,5,11,15,33,55,165
165
4^2= 165^2 = 25
The common factors are 1, 3, 11, 33.
There are an infinite number of them. The smallest one is 2,640 and the rest are all multiples of 2,640 .
The number is 1.
The number is 1.
The number is 1.
2 goes into both.
165/176 = 15/16
The HCF of 16 and 64 is 16
-165