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How do you find whether a number is a perfect square by using its prime factors?
Wiki User
∙ 10y ago
In the prime factorisation of the number, each factor must appear an even number of times.
In the prime factorisation of the number, each factor must appear an even number of times.
In the prime factorisation of the number, each factor must appear an even number of times.
In the prime factorisation of the number, each factor must appear an even number of times.
Wiki User
∙ 10y ago
Wiki User
∙ 10y agoIn the prime factorisation of the number, each factor must appear an even number of times.
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What are the factors of a perfect square?
It depends on the number that it is a perfect square of!
If a number has an odd number of factors is it a perfect square?
If you mean 'prime' factors, then an odd number of them CAN'T produce a perfect square. Consider 3 factors ... A, B, and C. If their product were a perfect square, then AxB=C, which can't be true if C is a prime number. For non-prime factors, an odd number of them may or may not be a perfect square: Three factors = not a square: 2 x 3 x 5 = 30. Three factors = a square: 2 x 3 x 6 = 36.
What factors are multiplied to form a perfect square?
The same number is multiplied with itself to form a perfect square i.e. a perfect square has real and repeated equal numbers as factors.
What is the two digit number that is a perfect square and has 7 factors?
22
What is a number that can be expressed as the product of two equal factors?
A perfect square.
What are the factors of a perfect square?
It depends on the number that it is a perfect square of!
What type of factor has an odd number of factors?
A perfect square has an odd number of factors.
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 is a number called with an odd numbers of factors?
A square number or a perfect square.
What type of number has odd number of factors?
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 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.
What type of a number has an odd number of factors?
A perfect square.
What time of number has a odd number of factors?
A perfect square.
If a number has an odd number of factors is it a perfect square?
If you mean 'prime' factors, then an odd number of them CAN'T produce a perfect square. Consider 3 factors ... A, B, and C. If their product were a perfect square, then AxB=C, which can't be true if C is a prime number. For non-prime factors, an odd number of them may or may not be a perfect square: Three factors = not a square: 2 x 3 x 5 = 30. Three factors = a square: 2 x 3 x 6 = 36.
