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What is the Greatest Common Factor of 11657 and 11663?

Greatest common factor (GCF) of 11657 and 11663 is 1.

GCF(11657,11663) = 1

We will now calculate the prime factors of 11657 and 11663, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11657 and 11663.

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How to find the GCF of 11657 and 11663?

We will first find the prime factorization of 11657 and 11663. After we will calculate the factors of 11657 and 11663 and find the biggest common factor number .

Step-1: Prime Factorization of 11657

Prime factors of 11657 are 11657. Prime factorization of 11657 in exponential form is:

11657 = 116571

Step-2: Prime Factorization of 11663

Prime factors of 11663 are 107, 109. Prime factorization of 11663 in exponential form is:

11663 = 1071 × 1091

Step-3: Factors of 11657

List of positive integer factors of 11657 that divides 11657 without a remainder.

1

Step-4: Factors of 11663

List of positive integer factors of 11663 that divides 11657 without a remainder.

1, 107, 109

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11657 and 11663. The biggest common factor number is the GCF number.
So the greatest common factor 11657 and 11663 is 1.

Also check out the Least Common Multiple of 11657 and 11663