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What is the Greatest Common Factor of 67940 and 67950?

Greatest common factor (GCF) of 67940 and 67950 is 10.

GCF(67940,67950) = 10

We will now calculate the prime factors of 67940 and 67950, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67940 and 67950.

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How to find the GCF of 67940 and 67950?

We will first find the prime factorization of 67940 and 67950. After we will calculate the factors of 67940 and 67950 and find the biggest common factor number .

Step-1: 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-2: Prime Factorization of 67950

Prime factors of 67950 are 2, 3, 5, 151. Prime factorization of 67950 in exponential form is:

67950 = 21 × 32 × 52 × 1511

Step-3: Factors of 67940

List of positive integer factors of 67940 that divides 67940 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

Step-4: Factors of 67950

List of positive integer factors of 67950 that divides 67940 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 151, 225, 302, 450, 453, 755, 906, 1359, 1510, 2265, 2718, 3775, 4530, 6795, 7550, 11325, 13590, 22650, 33975

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67940 and 67950. The biggest common factor number is the GCF number.
So the greatest common factor 67940 and 67950 is 10.

Also check out the Least Common Multiple of 67940 and 67950