What is the Greatest Common Factor of 58420 and 58438?

Greatest common factor (GCF) of 58420 and 58438 is 2.

GCF(58420,58438) = 2

We will now calculate the prime factors of 58420 and 58438, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 58420 and 58438.

How to find the GCF of 58420 and 58438?

We will first find the prime factorization of 58420 and 58438. After we will calculate the factors of 58420 and 58438 and find the biggest common factor number .

Step-1: Prime Factorization of 58420

Prime factors of 58420 are 2, 5, 23, 127. Prime factorization of 58420 in exponential form is:

58420 = 2² × 5¹ × 23¹ × 127¹

Step-2: Prime Factorization of 58438

Prime factors of 58438 are 2, 61, 479. Prime factorization of 58438 in exponential form is:

58438 = 2¹ × 61¹ × 479¹

Step-3: Factors of 58420

List of positive integer factors of 58420 that divides 58420 without a remainder.

1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 127, 230, 254, 460, 508, 635, 1270, 2540, 2921, 5842, 11684, 14605, 29210

Step-4: Factors of 58438

List of positive integer factors of 58438 that divides 58420 without a remainder.

1, 2, 61, 122, 479, 958, 29219

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 58420 and 58438. The biggest common factor number is the GCF number.
So the greatest common factor 58420 and 58438 is 2.

Also check out the Least Common Multiple of 58420 and 58438