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What is the Greatest Common Factor of 67931 and 67940?

Greatest common factor (GCF) of 67931 and 67940 is 1.

GCF(67931,67940) = 1

We will now calculate the prime factors of 67931 and 67940, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67931 and 67940.

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How to find the GCF of 67931 and 67940?

We will first find the prime factorization of 67931 and 67940. After we will calculate the factors of 67931 and 67940 and find the biggest common factor number .

Step-1: Prime Factorization of 67931

Prime factors of 67931 are 67931. Prime factorization of 67931 in exponential form is:

67931 = 679311

Step-2: Prime Factorization of 67940

Prime factors of 67940 are 2, 5, 43, 79. Prime factorization of 67940 in exponential form is:

67940 = 22 × 51 × 431 × 791

Step-3: Factors of 67931

List of positive integer factors of 67931 that divides 67931 without a remainder.

1

Step-4: Factors of 67940

List of positive integer factors of 67940 that divides 67931 without a remainder.

1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1580, 3397, 6794, 13588, 16985, 33970

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67931 and 67940. The biggest common factor number is the GCF number.
So the greatest common factor 67931 and 67940 is 1.

Also check out the Least Common Multiple of 67931 and 67940