Prime Factorization and Prime Numbers

This video tutorial explains the concept of prime factorization using factor trees. It demonstrates the prime factorization of the numbers 15 and 100. For 15, the factors are 3 and 5, both of which are prime. For 100, the process involves breaking it down into 2 and 50, then further into 2 and 25, and finally into 5 and 5, resulting in the prime factorization of 2 squared times 5 squared. The video concludes with a request to subscribe to the channel for daily math and science content.

What are the prime factors of 15?

• 2 and 7

• 3 and 5

• 1 and 15

• 5 and 6

Which of the following is a prime factor of 100?

• 20

• 2

• 10

• 4

How many times is the prime number 2 used in the factorization of 100?

• Three times

• Once

• Twice

• Four times

What is the prime factorization of 100?

• 2^2 x 5^2

• 2 x 5 x 10

• 5 x 5 x 2

• 2 x 2 x 5

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