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Q: What is the greatest common factor of 166 and 218?

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The greatest common factor of 218 , 1000 = 2

The GCF is 2.

The GCF is 2.

218 is a composite number because it has factors other than 1 and itself. It is not a prime number.The 4 factors of 218 are 1, 2, 109, and 218.The factor pairs of 218 are 1 x 218 and 2 x 109.The proper factors of 218 are 1, 2, and 109 or,if the definition you are using excludes 1, they are 2 and 109.The prime factors of 218 are 2 and 109.The distinct prime factors (listing each prime factor only once) of 218 are also 2 and 109.The prime factorization of 218 is 2 x 109.NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.

218 is.

The great common factor of 16 and 18 is 2.Method 1: Listing FactorsList all the factors of both numbers and the highest factor that is the same is the greatest common factor.Factors of 16: 1, 2, 4, 8Factors of 18: 1, 2, 3, 6, 9The greatest common factor is 2.Method 2: Prime FactorizationFind the prime factorization of each number. The prime numbers that the numbers all share multiply to the great common factor.16 = 2 * 2 * 2 * 218 = 2 * 3 * 316 and 18 share one 2 as a prime factor. Therefore, the greatest common factor is 2.

218 2,109

1, 2, 109, 218

No

The common factors between 8 and 18 are (of course 1) and 2.8 = 1 x 2 x 2 x 218 = 1 x 2 x 3 x 3The only common ones are 1 and 2. The greatest common factor is found by multiplying them together to get 2.

(218,1)(109,2)

91,560

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