What is the Greatest Common Factor of 38920 and 38929?

Greatest common factor (GCF) of 38920 and 38929 is 1.

GCF(38920,38929) = 1

We will now calculate the prime factors of 38920 and 38929, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38920 and 38929.

How to find the GCF of 38920 and 38929?

We will first find the prime factorization of 38920 and 38929. After we will calculate the factors of 38920 and 38929 and find the biggest common factor number .

Step-1: Prime Factorization of 38920

Prime factors of 38920 are 2, 5, 7, 139. Prime factorization of 38920 in exponential form is:

38920 = 2³ × 5¹ × 7¹ × 139¹

Step-2: Prime Factorization of 38929

Prime factors of 38929 are 11, 3539. Prime factorization of 38929 in exponential form is:

38929 = 11¹ × 3539¹

Step-3: Factors of 38920

List of positive integer factors of 38920 that divides 38920 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5560, 7784, 9730, 19460

Step-4: Factors of 38929

List of positive integer factors of 38929 that divides 38920 without a remainder.

1, 11, 3539

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38920 and 38929. The biggest common factor number is the GCF number.
So the greatest common factor 38920 and 38929 is 1.

Also check out the Least Common Multiple of 38920 and 38929