It can be. 24 is a proper factor of 48.
2,3,4,6,8,12
The GCF of 24 and 35 is 1
24 has eight factors, which means it has six proper factors.
24 is the smallest. There are many others.
a proper factor is a factor.
2, 3, 4, 6, 8, 12, 16, 24
No. Prime numbers don't have proper factors.
2, 3, 4, 6, 8, 9, 12, 18, 24, 36
It can be. 18 is a proper factor of 36.
It can be. 25 is a proper factor of 50.
It can be. 42 is a proper factor of 84.
It depends on the number being factored. 22 is a proper factor of 44. 22 is a factor, but not a proper factor, of 22.