The number 11 only has two factors, which are 1 and 11. The number 11 is an example of a prime number, which is any number that only has two factors, 1 and itself. More »

The whole-number factors of the number 96 are 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48 and 96. The opposite or negative of each of the represented numbers is also a factor of 96. These numbers are factors because each can be... More »

The factors of the number 33 are 1, 3, 11 and 33. Since 33 has factors other than 1 and itself, it is classified as a composite number. More »

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The number 57 has four factors. These are 1, 3, 19 and 57. Factors of a number are numbers that can be multiplied to equal the given number. More »

In mathematics, a prime number is any whole number greater than one that has no positive factors other than one and itself. For example, the number 17 is prime, because its only factors are one and 17. More »

The factors of the number 33 are 1, 3, 11 and 33. Since 33 has factors other than 1 and itself, it is classified as a composite number. More »

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Only numbers that are perfect squares have an odd number of positive factors. All other types of numbers have an even number. However, if negative factors are included, then all numbers have an even number of factors. More »