I suppose you could call them improper factors, but the term most often used for factors that aren't proper is "trivial."
a proper factor is a factor.
It is Z.
you do a factor rainbow.
Apologize for your existence to your math teacher and beg her/him to beat you with a math book.
I suppose you could call them improper factors, but the term most often used for factors that aren't proper is "trivial."
a proper factor is a factor.
No. Prime numbers don't have proper factors.
It can be. 18 is a proper factor of 36.
It can be. 42 is a proper factor of 84.
It can be. 24 is a proper factor of 48.
It can be. 25 is a proper factor of 50.
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.
The math factor pairs of 18 are (1,18) , (2,9) , (3,6) .
It can be. 22 is a proper factor of 44.
The only proper factor of four is two.
It can be. For example, 36 is a proper factor of 72 and of 108.