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Q: What square numbers are factors of 441?

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441 has many more factors than 2. 441 is 21 squared, and it is also 49 times 9. 3 and 7 are factors as well.

441 = 3 x 3 x 7 x 7

x2 - 42x + 441 = (x - 21)2

As a product of its prime factors: 3*3*7*7 = 441 Its square root is 21 or as 3*7 as the product of its prime factors

As a product of its prime factors: 3*3*7*7 = 441

Square numbers have an odd number of factors.

Square numbers have an odd number of factors.

324 361 400 441 484

The 9 factors of 441 are 1, 3, 7, 9, 21, 49, 63, 147, and 441. It is a square number (21 x 21), so it has an odd number of factors.The factor pairs of 441 are 1 x 441, 3 x 147, 7 x 63, 9 x 49, and 21 x 21.

Square numbers have odd numbers of factors.

Square numbers have odd numbers of factors.

No, only square numbers have an odd number of factors.

Because square numbers have more than two factors whereas prime numbers have only two factors

factors of 567 = 3x3x3x3x7 factors of 441=3x3x7x7 so common factors among the two numbers are= 3x3x7 so the greatest common factor is =63

Square numbers have an odd number of factors.

The Prime Factors of 441 are 3, 7

They are square numbers.

The factors of all numbers can be written in pairs. With square numbers, one of those pairs is the same number twice. When listed singly, square numbers have an odd number of factors. All others are even.

21The square root of 441 is 21

Square numbers have an odd number of factors.

What do you notice aboutthe numbers of fractors of square numbers

21*21 = 441 square feet.21*21 = 441 square feet.21*21 = 441 square feet.21*21 = 441 square feet.

You just have to divide 441 by a few numbers until you get the same number you divided by. 441 divided by 10 is 44.1 so try 12. 441 divided by 12 is 36.75. Continuing this trial and error, you eventually find that 441/21 is equal to 21. Therefore 21 squared is 441; and the square root of 441 is 21. Or you just put in a calculator 441 and hit the squared button that looks like this: √

Every square number (except 1) is composite. Prime numbers only have two factors, one and the numbers themselves. Since square numbers also have at least the square roots as factors, they have to be composite.

The factors of 441 are: 1 3 7 9 21 49 63 147 441 The prime factors are: 3, 7