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What is the Greatest Common Factor of 64820 and 64828?

Greatest common factor (GCF) of 64820 and 64828 is 4.

GCF(64820,64828) = 4

We will now calculate the prime factors of 64820 and 64828, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64820 and 64828.

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How to find the GCF of 64820 and 64828?

We will first find the prime factorization of 64820 and 64828. After we will calculate the factors of 64820 and 64828 and find the biggest common factor number .

Step-1: Prime Factorization of 64820

Prime factors of 64820 are 2, 5, 7, 463. Prime factorization of 64820 in exponential form is:

64820 = 22 × 51 × 71 × 4631

Step-2: Prime Factorization of 64828

Prime factors of 64828 are 2, 19, 853. Prime factorization of 64828 in exponential form is:

64828 = 22 × 191 × 8531

Step-3: Factors of 64820

List of positive integer factors of 64820 that divides 64820 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 463, 926, 1852, 2315, 3241, 4630, 6482, 9260, 12964, 16205, 32410

Step-4: Factors of 64828

List of positive integer factors of 64828 that divides 64820 without a remainder.

1, 2, 4, 19, 38, 76, 853, 1706, 3412, 16207, 32414

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64820 and 64828. The biggest common factor number is the GCF number.
So the greatest common factor 64820 and 64828 is 4.

Also check out the Least Common Multiple of 64820 and 64828