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What is the Greatest Common Factor of 976 and 988?

Greatest common factor (GCF) of 976 and 988 is 4.

GCF(976,988) = 4

We will now calculate the prime factors of 976 and 988, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 976 and 988.

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How to find the GCF of 976 and 988?

We will first find the prime factorization of 976 and 988. After we will calculate the factors of 976 and 988 and find the biggest common factor number .

Step-1: Prime Factorization of 976

Prime factors of 976 are 2, 61. Prime factorization of 976 in exponential form is:

976 = 24 × 611

Step-2: Prime Factorization of 988

Prime factors of 988 are 2, 13, 19. Prime factorization of 988 in exponential form is:

988 = 22 × 131 × 191

Step-3: Factors of 976

List of positive integer factors of 976 that divides 976 without a remainder.

1, 2, 4, 8, 16, 61, 122, 244, 488

Step-4: Factors of 988

List of positive integer factors of 988 that divides 976 without a remainder.

1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 976 and 988. The biggest common factor number is the GCF number.
So the greatest common factor 976 and 988 is 4.

Also check out the Least Common Multiple of 976 and 988