www.reference.com/article/factor-pairs-b0c2ff6590fa4818

Factor pairs are two numbers that, when multiplied together, equal another number, or product. For instance, one and 12, two and 6, and three and four are the three factor pairs for the number 12.

www.reference.com/article/factor-pairs-60-d48721c5726d1590

The factor pairs of 60 are 1 x 60, 2 x 30, 3 x 20, 4 x 15, 5 x 12 and 6 x 10. The product of each of these number pairs is 60.

www.reference.com/article/factor-pairs-72-a2cc51e8c44c63ce

The factor pairs of 72 are 1 x 72, 2 x 36, 3 x 24, 4 x 18, 6 x 12 and 8 x 9. The product of each of these number pairs is 72.

www.reference.com/article/factors-36-f9b1c9633676c526

There are nine factors of 36: 1, 2, 3, 4, 6, 9, 12, 18 and 36. Because the number 36 has more than two factors, it is termed a composite number in mathematics.

www.reference.com/article/factor-pair-math-a6cd849ba9e1fa1d

A factor pair is a pair of integers whose product is a given number. The factors of a prime number are only 1 and itself. Composite numbers have the factor pair of 1 and itself, as well as at least one other factor pair.

www.reference.com/article/base-pairing-3fee024d4a9bfc1a

Base pairing is the specific bonding of complementary nucleotide bases to one another in a nucleic acid. In base pairing, a purine bonds with a pyrimidine; specifically, guanine forms a bond with cytosine, and adenine bonds with either thymine or uracil, depending on th...

www.reference.com/article/prime-factorization-36-1e089ac158464845

The prime factorization of 36 can be written as 2x2x3x3. Numbers greater than 1 that can only be divided by themselves and 1 are called prime numbers. Each non-prime number has a unique prime factorization.