What is the Greatest Common Factor of 26979 and 26988?

Greatest common factor (GCF) of 26979 and 26988 is 3.

GCF(26979,26988) = 3

We will now calculate the prime factors of 26979 and 26988, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26979 and 26988.

How to find the GCF of 26979 and 26988?

We will first find the prime factorization of 26979 and 26988. After we will calculate the factors of 26979 and 26988 and find the biggest common factor number .

Step-1: Prime Factorization of 26979

Prime factors of 26979 are 3, 17, 23. Prime factorization of 26979 in exponential form is:

26979 = 3¹ × 17¹ × 23²

Step-2: Prime Factorization of 26988

Prime factors of 26988 are 2, 3, 13, 173. Prime factorization of 26988 in exponential form is:

26988 = 2² × 3¹ × 13¹ × 173¹

Step-3: Factors of 26979

List of positive integer factors of 26979 that divides 26979 without a remainder.

1, 3, 17, 23, 51, 69, 391, 529, 1173, 1587, 8993

Step-4: Factors of 26988

List of positive integer factors of 26988 that divides 26979 without a remainder.

1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 173, 346, 519, 692, 1038, 2076, 2249, 4498, 6747, 8996, 13494

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26979 and 26988. The biggest common factor number is the GCF number.
So the greatest common factor 26979 and 26988 is 3.

Also check out the Least Common Multiple of 26979 and 26988