What are the factors and prime factors of 108?

Answer 1

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

The 12 factors of 108 are 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108

The factor pairs of 108 are 1 x 108, 2 x 54, 3 x 36, 4 x 27, 6 x 18, and 9 x 12.

The proper factors of 108 are 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, and 54 or,

if the definition you are using excludes 1, they are 2, 3, 4, 6, 9, 12, 18, 27, 36, and 54.

The prime factors of 108 are 2, 2, 3, 3, and 3.

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 2 distinct prime factors of 108 are 2 and 3.

The prime factorization of 108 is 2 x 2 x 3 x 3 x 3 or, in index form (in other words, using exponents), 22 x 33.

Answer 2

1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108

2 and 3 are prime.