What is the Greatest Common Factor of 57638 and 57646?

Greatest common factor (GCF) of 57638 and 57646 is 2.

GCF(57638,57646) = 2

We will now calculate the prime factors of 57638 and 57646, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57638 and 57646.

How to find the GCF of 57638 and 57646?

We will first find the prime factorization of 57638 and 57646. After we will calculate the factors of 57638 and 57646 and find the biggest common factor number .

Step-1: Prime Factorization of 57638

Prime factors of 57638 are 2, 7, 23, 179. Prime factorization of 57638 in exponential form is:

57638 = 2¹ × 7¹ × 23¹ × 179¹

Step-2: Prime Factorization of 57646

Prime factors of 57646 are 2, 19, 37, 41. Prime factorization of 57646 in exponential form is:

57646 = 2¹ × 19¹ × 37¹ × 41¹

Step-3: Factors of 57638

List of positive integer factors of 57638 that divides 57638 without a remainder.

1, 2, 7, 14, 23, 46, 161, 179, 322, 358, 1253, 2506, 4117, 8234, 28819

Step-4: Factors of 57646

List of positive integer factors of 57646 that divides 57638 without a remainder.

1, 2, 19, 37, 38, 41, 74, 82, 703, 779, 1406, 1517, 1558, 3034, 28823

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57638 and 57646. The biggest common factor number is the GCF number.
So the greatest common factor 57638 and 57646 is 2.

Also check out the Least Common Multiple of 57638 and 57646