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its 13 but to get it u can do factor trees that's how i do it

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The GCF is 13.

GCF(65, 13) = 13

Q: What is the gcf of 13 and 65?

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The GCF is 13.

The GCF is 13.

The GCF is: 13

It's 13 because 65: 1, 5, 13, 65 91: 1, 7, 13, 91

1. 13 is a prime number, so it has only 1 and 13 as its factors, and 142 can't be divided by 13, so the GCF here is 1.

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The GCF is 13.

The GCF is 13.

The GCF of 65, 143, and 156 is 13.

The GCF is 13.

The GCF is 13.

The GCF is 13.

The GCF is 13.

The GCF is 13.

The GCF is 13.

The GCF is: 13

The GCF of 13, 26, and 65 is 13. The prime factorization of 13 is 1*13. The prime factorization of 26 is 2*13 The prime factorization of 65 is 5*13 So the GCF of the set is 13.

The GCF is 13.