Time for some SAT Math vocab!
What’s a prime factor?
A prime factor is a prime number that divides into a larger number without a remainder. For example:
The factors of 18 are 1 and 18, 2 and 9, and 3 and 6: Out of those, the prime factors are 2 and 3.
Want to learn more SAT Writing Tips? Our FREE SAT Writing flashcards can help! Check them out here.
Want to check out other SAT tips? Click here.