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What is the Greatest Common Factor of 64620 and 64624?

Greatest common factor (GCF) of 64620 and 64624 is 4.

GCF(64620,64624) = 4

We will now calculate the prime factors of 64620 and 64624, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64620 and 64624.

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How to find the GCF of 64620 and 64624?

We will first find the prime factorization of 64620 and 64624. After we will calculate the factors of 64620 and 64624 and find the biggest common factor number .

Step-1: Prime Factorization of 64620

Prime factors of 64620 are 2, 3, 5, 359. Prime factorization of 64620 in exponential form is:

64620 = 22 × 32 × 51 × 3591

Step-2: Prime Factorization of 64624

Prime factors of 64624 are 2, 7, 577. Prime factorization of 64624 in exponential form is:

64624 = 24 × 71 × 5771

Step-3: Factors of 64620

List of positive integer factors of 64620 that divides 64620 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 359, 718, 1077, 1436, 1795, 2154, 3231, 3590, 4308, 5385, 6462, 7180, 10770, 12924, 16155, 21540, 32310

Step-4: Factors of 64624

List of positive integer factors of 64624 that divides 64620 without a remainder.

1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 577, 1154, 2308, 4039, 4616, 8078, 9232, 16156, 32312

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64620 and 64624. The biggest common factor number is the GCF number.
So the greatest common factor 64620 and 64624 is 4.

Also check out the Least Common Multiple of 64620 and 64624