What is the Greatest Common Factor of 16872 and 16890?

Greatest common factor (GCF) of 16872 and 16890 is 6.

GCF(16872,16890) = 6

We will now calculate the prime factors of 16872 and 16890, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16872 and 16890.

How to find the GCF of 16872 and 16890?

We will first find the prime factorization of 16872 and 16890. After we will calculate the factors of 16872 and 16890 and find the biggest common factor number .

Step-1: 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-2: Prime Factorization of 16890

Prime factors of 16890 are 2, 3, 5, 563. Prime factorization of 16890 in exponential form is:

16890 = 2¹ × 3¹ × 5¹ × 563¹

Step-3: Factors of 16872

List of positive integer factors of 16872 that divides 16872 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

Step-4: Factors of 16890

List of positive integer factors of 16890 that divides 16872 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 563, 1126, 1689, 2815, 3378, 5630, 8445

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16872 and 16890. The biggest common factor number is the GCF number.
So the greatest common factor 16872 and 16890 is 6.

Also check out the Least Common Multiple of 16872 and 16890