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What is the Greatest Common Factor of 2156 and 2167?

Greatest common factor (GCF) of 2156 and 2167 is 11.

GCF(2156,2167) = 11

We will now calculate the prime factors of 2156 and 2167, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2156 and 2167.

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How to find the GCF of 2156 and 2167?

We will first find the prime factorization of 2156 and 2167. After we will calculate the factors of 2156 and 2167 and find the biggest common factor number .

Step-1: Prime Factorization of 2156

Prime factors of 2156 are 2, 7, 11. Prime factorization of 2156 in exponential form is:

2156 = 22 × 72 × 111

Step-2: Prime Factorization of 2167

Prime factors of 2167 are 11, 197. Prime factorization of 2167 in exponential form is:

2167 = 111 × 1971

Step-3: Factors of 2156

List of positive integer factors of 2156 that divides 2156 without a remainder.

1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078

Step-4: Factors of 2167

List of positive integer factors of 2167 that divides 2156 without a remainder.

1, 11, 197

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2156 and 2167. The biggest common factor number is the GCF number.
So the greatest common factor 2156 and 2167 is 11.

Also check out the Least Common Multiple of 2156 and 2167