Yes. Square numbers have an odd number of factors. 49 has three factors.
Even numbers must have 2 amongst their factors; they may have other even numbers amongst their factors. Odd numbers must not; every factor of an odd number must be odd.
Square numbers have an odd number of factors.
Because 55 is an odd number. All the factors of odd numbers are odd.
Square numbers have odd numbers of factors. Examples: 4, 9, 16
Square numbers have odd numbers of factors.
Square numbers have odd numbers of factors.
Square numbers
Yes, the factors of all odd numbers are odd numbers.
square numbers
Both odd and even numbers may have odd numbers as factors.
Perfect squares 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.
Some even numbers have more factors than some odd numbers and some odd numbers have more factors than some even numbers. As a group, even numbers have more factors than odd numbers.
Some even numbers have more factors than some odd numbers and some odd numbers have more factors than some even numbers. As a group, even numbers have more factors than odd numbers.
Square numbers have an odd number of factors.