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What is the Greatest Common Factor of 89 and 108?

Greatest common factor (GCF) of 89 and 108 is 1.

GCF(89,108) = 1

We will now calculate the prime factors of 89 and 108, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 89 and 108.

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How to find the GCF of 89 and 108?

We will first find the prime factorization of 89 and 108. After we will calculate the factors of 89 and 108 and find the biggest common factor number .

Step-1: Prime Factorization of 89

Prime factors of 89 are 89. Prime factorization of 89 in exponential form is:

89 = 891

Step-2: Prime Factorization of 108

Prime factors of 108 are 2, 3. Prime factorization of 108 in exponential form is:

108 = 22 × 33

Step-3: Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1

Step-4: Factors of 108

List of positive integer factors of 108 that divides 89 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 89 and 108. The biggest common factor number is the GCF number.
So the greatest common factor 89 and 108 is 1.

Also check out the Least Common Multiple of 89 and 108

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