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What is the Greatest Common Factor of 16860 and 16872?

Greatest common factor (GCF) of 16860 and 16872 is 12.

GCF(16860,16872) = 12

We will now calculate the prime factors of 16860 and 16872, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16860 and 16872.

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How to find the GCF of 16860 and 16872?

We will first find the prime factorization of 16860 and 16872. After we will calculate the factors of 16860 and 16872 and find the biggest common factor number .

Step-1: Prime Factorization of 16860

Prime factors of 16860 are 2, 3, 5, 281. Prime factorization of 16860 in exponential form is:

16860 = 22 × 31 × 51 × 2811

Step-2: Prime Factorization of 16872

Prime factors of 16872 are 2, 3, 19, 37. Prime factorization of 16872 in exponential form is:

16872 = 23 × 31 × 191 × 371

Step-3: Factors of 16860

List of positive integer factors of 16860 that divides 16860 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 562, 843, 1124, 1405, 1686, 2810, 3372, 4215, 5620, 8430

Step-4: Factors of 16872

List of positive integer factors of 16872 that divides 16860 without a remainder.

1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 57, 74, 76, 111, 114, 148, 152, 222, 228, 296, 444, 456, 703, 888, 1406, 2109, 2812, 4218, 5624, 8436

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16860 and 16872. The biggest common factor number is the GCF number.
So the greatest common factor 16860 and 16872 is 12.

Also check out the Least Common Multiple of 16860 and 16872