Consider three distinct prime numbers, x, y, and z. What is the total number of factors of the product xyz?

Correct answer marked below

A

4

B

6

8

Correct

D

10

E

12

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Official Explanation

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Let x, y, and z be distinct prime numbers. For example, let x = 3, y = 5, and z = 7. The number of factors of the…

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2

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J

JustinApr 1, 2024

good question

S

SanjanaAug 24, 2024

thanks!

What this question tests

Your command of divisibility, primes, factors, parity, and how the GMAT tests properties of integers.

Forgetting that 1 is not prime, that 0 is divisible by every integer, or that negative numbers flip your assumptions.

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