Prime Factorization Concepts

The video tutorial from Moomoomath and Science explains the concept of prime factorization, which involves breaking down a number into its prime factors. The tutorial demonstrates this process using the numbers 20 and 63. For 20, the prime factors are 2, 2, and 5, while for 63, they are 3, 3, and 7. The video concludes with a call to action to subscribe for daily math and science content.

What is the purpose of prime factorization?

• To find the sum of all prime numbers

• To divide a number by its largest prime factor

• To identify which prime numbers multiply to form the original number

• To convert a number into a decimal

Which of the following is a correct step in the prime factorization of 20?

• 3 times 7

• 4 times 5

• 2 times 10

• 5 times 5

What are the prime factors of 20?

• 2, 3, 5

• 5, 5, 2

• 3, 3, 7

• 2, 2, 5

Which of the following is a correct step in the prime factorization of 63?

• 2 times 31.5

• 3 times 21

• 5 times 12.6

• 7 times 9

What are the prime factors of 63?

• 7, 7, 3

• 3, 3, 7

• 5, 5, 3

• 2, 3, 11