What is the Greatest Common Factor of 38620 and 38639?

Greatest common factor (GCF) of 38620 and 38639 is 1.

GCF(38620,38639) = 1

We will now calculate the prime factors of 38620 and 38639, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38620 and 38639.

How to find the GCF of 38620 and 38639?

We will first find the prime factorization of 38620 and 38639. After we will calculate the factors of 38620 and 38639 and find the biggest common factor number .

Step-1: Prime Factorization of 38620

Prime factors of 38620 are 2, 5, 1931. Prime factorization of 38620 in exponential form is:

38620 = 2² × 5¹ × 1931¹

Step-2: Prime Factorization of 38639

Prime factors of 38639 are 38639. Prime factorization of 38639 in exponential form is:

38639 = 38639¹

Step-3: Factors of 38620

List of positive integer factors of 38620 that divides 38620 without a remainder.

1, 2, 4, 5, 10, 20, 1931, 3862, 7724, 9655, 19310

Step-4: Factors of 38639

List of positive integer factors of 38639 that divides 38620 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38620 and 38639. The biggest common factor number is the GCF number.
So the greatest common factor 38620 and 38639 is 1.

Also check out the Least Common Multiple of 38620 and 38639