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The factors of 256 are:

1, 2, 4, 8, 16, 32, 64, 128, 256

The factors of 400 are:

1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400

The common factors are:

1, 2, 4, 8, 16

The Greatest Common Factor:

GCF = 16

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7y ago
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7y ago

The GCF is 16.

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7y ago

GCF(256, 400) = 16.

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Q: What is the greatest common factor of 256 and 400?
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