Understanding Factors, Prime Factors, and Multiples of 38

This video tutorial covers the factors, prime factors, and multiples of the number 38. It begins with an introduction to the concepts of factors and multiples, followed by a detailed explanation of how to find the factors of 38. The video then demonstrates the prime factorization of 38 using a factor tree, identifying 2 and 19 as its prime factors. Finally, the tutorial lists the multiples of 38, providing a comprehensive understanding of these mathematical concepts.

Which of the following is a factor of 38?

• 3

• 5

• 4

• 19

What is the product of the prime factors of 38?

• 19

• 21

• 57

• 38

Which of these numbers is a prime factor of 38?

• 2

• 4

• 6

• 8

What is the second multiple of 38?

• 114

• 76

• 152

• 38

Which of the following is not a multiple of 38?

• 150

• 190

• 114

• 76

If 38 is multiplied by 5, what is the result?

• 266

• 228

• 152

• 190