## What is prime factor?

A factor that is a prime number.

In other words: any of the prime numbers that can be multiplied to give the original number.

Example: The prime factors of 15 are 3 and 5 (because 3×5=15, and 3 and 5 are prime numbers)..

## What are the factors of 7?

Table of Factors and MultiplesFactorsMultiples1, 2, 3, 66121, 77141, 2, 4, 88161, 3, 991841 more rows

## Is 9 a prime factor?

A prime power has only one prime factor. The first: 2, 3, 4, 5, 7, 8, 9, 11, 13, 16, 17, 19 (sequence A000961 in the OEIS).

## How do you find the prime factorization?

The prime factors of a number are all the prime numbers that, when multiplied together, equal the original number. You can find the prime factorization of a number by using a factor tree and dividing the number into smaller parts.

## What is the greatest prime factor of 42?

The only way to write 42 as the product of primes (except to change the order of the factors) is 2 × 3 × 7. We call 2 × 3 × 7 the prime factorization of 42.

## What is the largest prime factor of 56?

56 is a composite number. 56 = 1 x 56, 2 x 28, 4 x 14, or 7 x 8. Factors of 56: 1, 2, 4, 7, 8, 14, 28, 56. Prime factorization: 56 = 2 x 2 x 2 x 7, which can also be written 56 = 2³ x 7.