What is the Greatest Common Factor of 79872 and 79881?

Greatest common factor (GCF) of 79872 and 79881 is 3.

GCF(79872,79881) = 3

We will now calculate the prime factors of 79872 and 79881, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 79872 and 79881.

How to find the GCF of 79872 and 79881?

We will first find the prime factorization of 79872 and 79881. After we will calculate the factors of 79872 and 79881 and find the biggest common factor number .

Step-1: Prime Factorization of 79872

Prime factors of 79872 are 2, 3, 13. Prime factorization of 79872 in exponential form is:

79872 = 2¹¹ × 3¹ × 13¹

Step-2: Prime Factorization of 79881

Prime factors of 79881 are 3, 26627. Prime factorization of 79881 in exponential form is:

79881 = 3¹ × 26627¹

Step-3: Factors of 79872

List of positive integer factors of 79872 that divides 79872 without a remainder.

1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 512, 624, 768, 832, 1024, 1248, 1536, 1664, 2048, 2496, 3072, 3328, 4992, 6144, 6656, 9984, 13312, 19968, 26624, 39936

Step-4: Factors of 79881

List of positive integer factors of 79881 that divides 79872 without a remainder.

1, 3, 26627

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 79872 and 79881. The biggest common factor number is the GCF number.
So the greatest common factor 79872 and 79881 is 3.

Also check out the Least Common Multiple of 79872 and 79881