Best Answer

The prime factorization for 186 is:

2, 3, 31.

The prime factorization for 156 is

2, 2, 3, 13.

The common prime factors are:

2, 3.

The greatest common factor is the product of common prime factors:

2 x 3 = 6.

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โˆ™ 2012-08-12 21:47:12
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Q: What is the common factor for186 and156?
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