What are Prime Numbers?

The video tutorial explains what prime numbers are, defining them as whole numbers greater than one with exactly two factors: one and itself. It reviews the concepts of whole numbers and factors, providing examples to clarify these terms. The tutorial introduces a strategy to identify prime numbers by asking two key questions and demonstrates this with examples. It also discusses non-prime numbers, explaining why certain numbers do not qualify as prime. The video concludes with practice exercises and a vocabulary review to reinforce the concepts covered.

Why is the number 2 considered a special prime number?

What makes a number not a prime number? Provide examples.

How can you determine if the number 57 is a prime number?