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Can a perfect number be odd?
If by 'perfect number' you mean 'perfect SQUARE', then yes. 49 is an odd number and a perfect square.
Is 7 the only perfect number on the form xn yn?
No. Because 7 is not even a perfect number; it is conjectured (not proven) that there are no odd perfect numbers only even ones and 7 is an odd number - it has been proven that if there is an odd perfect number it has to be extremely large, much-much-much larger than 7)
Are there an infinite number of perfect numbers why is that so?
It is not yet known:Whether there is an infinite number of even perfect numbersWhether there is any odd perfect number
What kind of a number is 81?
81 is; Natural number, Perfect-square number, Perfect 4th root number, Perfect totient number, Odd Number, Composite Number, etc.
What is the largest perfect factorial number which is odd?
It is 1! = 1.
Can a perfect number be odd?
If by 'perfect number' you mean 'perfect SQUARE', then yes. 49 is an odd number and a perfect square.
Does a perfect square number have even or odd number of distinct factors?
An odd number.
What type of factor has an odd number of factors?
A perfect square has an odd number of factors.
What number is odd and not a square number?
-1 is an odd number but not a perfect square.
What is a number that has an odd number of factors?
if a number has an odd number of factors it would be a perfect square
What is a number that has odd number of factors?
if a number has an odd number of factors it would be a perfect square
What number is odd and a square number?
1 is odd and a perfect square.
Odd number factors?
Perfect squares are numbers with an odd number of factors.
What do you call an odd number factor?
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.
What type of number has an odd number of factors?
A perfect square has an odd number of factors. Factors of numbers always come in pairs -- except for perfect squares. Since the square root of a perfect square is listed only once on the list of factors, it results in a list with an odd number of factors.
What do you call a number with a odd number of factors?
a perfect square
What type of number has an odd number factors?
A perfect square.
