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Understanding prime numbers, factors, and multiples
Number • Structure and calculation
Key concepts
What you'll likely be quizzed about
- Prime numbers are defined as integers greater than one that only have two positive factors: one and the number itself.
- For example, the number 5 is prime because its only divisors are 1 and 5.
- The first few prime numbers include 2, 3, 5, 7, 11, and 13.
- These numbers play a significant role in number theory and have applications in various mathematical fields, including cryptography.
Flashcards
Test your knowledge with interactive flashcards
Key notes
Important points to keep in mind