A square number
Yes. Square numbers have an odd number of factors. 49 has three factors.
Square numbers have an odd number of factors.
All odd numbers have odd factors.
Odd.
Because 55 is an odd number. All the factors of odd numbers are odd.
A perfect square
I would call an odd number factor a factor that is an odd number. I would call a number with an odd number of factors a perfect square.
A square number.
a perfect square
Since any odd number can be a factor, there is an infinite amount of them.
A perfect square
Square numbers have an odd number of factors.
Square numbers have an odd number of factors.
Yes. Square numbers have an odd number of factors. 49 has three factors.
Yes, quare numbers have an odd number of factors.
Square numbers have odd amounts of factors because the square root is listed as a single factor, not a pair of factors. For example, the factors of 25 are 1, 5, 25.
if a number has an odd number of factors it would be a perfect square