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What is the Greatest Common Factor of 6991 and 7006?

Greatest common factor (GCF) of 6991 and 7006 is 1.

GCF(6991,7006) = 1

We will now calculate the prime factors of 6991 and 7006, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6991 and 7006.

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How to find the GCF of 6991 and 7006?

We will first find the prime factorization of 6991 and 7006. After we will calculate the factors of 6991 and 7006 and find the biggest common factor number .

Step-1: Prime Factorization of 6991

Prime factors of 6991 are 6991. Prime factorization of 6991 in exponential form is:

6991 = 69911

Step-2: Prime Factorization of 7006

Prime factors of 7006 are 2, 31, 113. Prime factorization of 7006 in exponential form is:

7006 = 21 × 311 × 1131

Step-3: Factors of 6991

List of positive integer factors of 6991 that divides 6991 without a remainder.

1

Step-4: Factors of 7006

List of positive integer factors of 7006 that divides 6991 without a remainder.

1, 2, 31, 62, 113, 226, 3503

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6991 and 7006. The biggest common factor number is the GCF number.
So the greatest common factor 6991 and 7006 is 1.

Also check out the Least Common Multiple of 6991 and 7006