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# What is the greatest common factor of 32 and 40?

Updated: 1/19/2024

Wiki User

6y ago

The GCF of 32 and 40 is 8.

The factors of 32 are 1, 2, 4, 8, 16, and 32.

The factors of 40 are 1, 2, 4, 5, 8, 10, 20, and 40.

The common factors are 1, 2, 4, and 8, so the greatest common factor is 8.

You can also determine the greatest common factor from the prime factors.

The prime factors of 32 are 2, 2, 2, 2, and 2.

The prime factors of 40 are 2, 2, 2, and 5.

The prime factors they have in common are 2, 2, and 2, so the greatest common factor is 2 x 2 x 2 = 8.
It is: 8
The GCF is 8.

Wiki User

6y ago

no one

Lvl 1
6mo ago
next time gus give the answer

Wiki User

7y ago

The word "GREATEST" is a superlative adjective and that means there can be only one.GCF(40, 32) = 8.

Wiki User

13y ago

Highest common factor of 32 and 40 is 8.

Wiki User

7y ago

GCF(40, 32) = 8.

Wiki User

7y ago

GCF(32, 40) = 8.

no one

Lvl 2
6mo ago

8

Earn +20 pts
Q: What is the greatest common factor of 32 and 40?
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