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What is the Greatest Common Factor of 47208 and 47220?

Greatest common factor (GCF) of 47208 and 47220 is 12.

GCF(47208,47220) = 12

We will now calculate the prime factors of 47208 and 47220, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47208 and 47220.

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How to find the GCF of 47208 and 47220?

We will first find the prime factorization of 47208 and 47220. After we will calculate the factors of 47208 and 47220 and find the biggest common factor number .

Step-1: Prime Factorization of 47208

Prime factors of 47208 are 2, 3, 7, 281. Prime factorization of 47208 in exponential form is:

47208 = 23 × 31 × 71 × 2811

Step-2: Prime Factorization of 47220

Prime factors of 47220 are 2, 3, 5, 787. Prime factorization of 47220 in exponential form is:

47220 = 22 × 31 × 51 × 7871

Step-3: Factors of 47208

List of positive integer factors of 47208 that divides 47208 without a remainder.

1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 281, 562, 843, 1124, 1686, 1967, 2248, 3372, 3934, 5901, 6744, 7868, 11802, 15736, 23604

Step-4: Factors of 47220

List of positive integer factors of 47220 that divides 47208 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 787, 1574, 2361, 3148, 3935, 4722, 7870, 9444, 11805, 15740, 23610

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47208 and 47220. The biggest common factor number is the GCF number.
So the greatest common factor 47208 and 47220 is 12.

Also check out the Least Common Multiple of 47208 and 47220