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What is the Greatest Common Factor of 139 and 152?

Greatest common factor (GCF) of 139 and 152 is 1.

GCF(139,152) = 1

We will now calculate the prime factors of 139 and 152, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 139 and 152.

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How to find the GCF of 139 and 152?

We will first find the prime factorization of 139 and 152. After we will calculate the factors of 139 and 152 and find the biggest common factor number .

Step-1: Prime Factorization of 139

Prime factors of 139 are 139. Prime factorization of 139 in exponential form is:

139 = 1391

Step-2: Prime Factorization of 152

Prime factors of 152 are 2, 19. Prime factorization of 152 in exponential form is:

152 = 23 × 191

Step-3: Factors of 139

List of positive integer factors of 139 that divides 139 without a remainder.

1

Step-4: Factors of 152

List of positive integer factors of 152 that divides 139 without a remainder.

1, 2, 4, 8, 19, 38, 76

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 139 and 152. The biggest common factor number is the GCF number.
So the greatest common factor 139 and 152 is 1.

Also check out the Least Common Multiple of 139 and 152

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