# What are the factors and prime factors of 1080?

1080 is a composite number because it has factors other than 1 and itself. It is not a prime number.

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if the definition you are using excludes 1, they are 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, and 540.

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NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.

2 x 2 x 2 x 3 x 3 x 3 x 5

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**factors**of 1080 are 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, and 1080.The

**proper factors**of 1080 are 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, and 540 or,if the definition you are using excludes 1, they are 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, and 540.

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**prime factors**of 1080 are 2, 2, 2, 3, 3, 3, and 5. Note: There is repetition of these factors, so if the prime factors are being listed instead of the prime factorization, usually only the distinct prime factors are listed.The 3

**distinct prime factors**(listing each prime factor only once) of 1080 are 2, 3, and 5.The

**prime factorization**of 1080 is 2 x 2 x 2 x 3 x 3 x 3 x 5 or, in index form (in other words, using exponents), 2^{3}x 3^{3}x 5.NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.

2 x 2 x 2 x 3 x 3 x 3 x 5