What is the Greatest Common Factor of 28930 and 28940?

Greatest common factor (GCF) of 28930 and 28940 is 10.

GCF(28930,28940) = 10

We will now calculate the prime factors of 28930 and 28940, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28930 and 28940.

How to find the GCF of 28930 and 28940?

We will first find the prime factorization of 28930 and 28940. After we will calculate the factors of 28930 and 28940 and find the biggest common factor number .

Step-1: Prime Factorization of 28930

Prime factors of 28930 are 2, 5, 11, 263. Prime factorization of 28930 in exponential form is:

28930 = 2¹ × 5¹ × 11¹ × 263¹

Step-2: Prime Factorization of 28940

Prime factors of 28940 are 2, 5, 1447. Prime factorization of 28940 in exponential form is:

28940 = 2² × 5¹ × 1447¹

Step-3: Factors of 28930

List of positive integer factors of 28930 that divides 28930 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 263, 526, 1315, 2630, 2893, 5786, 14465

Step-4: Factors of 28940

List of positive integer factors of 28940 that divides 28930 without a remainder.

1, 2, 4, 5, 10, 20, 1447, 2894, 5788, 7235, 14470

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28930 and 28940. The biggest common factor number is the GCF number.
So the greatest common factor 28930 and 28940 is 10.

Also check out the Least Common Multiple of 28930 and 28940