The factors of the number 12 include one, two, three, four, six and 12. The factors of a given number are the numbers that divide evenly into that number. More »

www.reference.com Math Arithmetic

The prime factors of 12 are 2 and 3. A prime number is a number greater than 1 that cannot be divided by any number except itself and 1. Both 2 and 3 are prime factors of 12 because they are prime numbers that can be div... More »

The factors of the number 12 are 1, 2, 3, 4, 6, 12, -1, -2, -3, -4, -6 and -12. There are exactly 12 factors of the number 12. More »

www.reference.com Math Arithmetic

A factor string is a whole number written as a multiplication problem with two or more factors other than one, according to the Southampton Public Schools. For example, 3 x 3 x 3 is a factor string for the 27. More »

The factors of 20 are one, two, four, five, 10, 20, negative one, negative two, negative four, negative five, -10 and -20. The prime factors of 20 are two, four and five. More »

The factors of 90 are one, two, three, five, six, nine, 10, 15, 18, 30, 45 and 90. Factors are whole number that can divide into another number leaving no remainder (no decimals). More »

The only even prime number is two. A prime number can only be divided by itself and one. More »