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The factors of 3 are:

1, 3

The factors of 15 are:

1, 3, 5, 15

The factors of 30 are:

1, 2, 3, 5, 6, 10, 15, 30

The factors of 150 are:

1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150

The factors of 300 are:

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300

The factors of 1500 are:

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500

The common factors are:

1, 3

The Greatest Common Factor (GCF) is:

3

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11y ago
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11y ago

The Greatest Common Factor (GCF) of 30, 150, and 75 is 15.

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9y ago

The greatest common factor of 270 and 390 is 30.

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Wiki User

6y ago

gcf(290, 390) = 10

Using prime factorisation:

290 = 2 x 5 x 29

390 = 2 x 3 x 5 x 13

hcf = 2 x 5 = 10

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Wiki User

8y ago

The GCF is 30.

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Wiki User

11y ago

10

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6y ago

It is: 50

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Q: What is the GCF of 290 and 390?
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