What is the Greatest Common Factor of 38830 and 38840?

Greatest common factor (GCF) of 38830 and 38840 is 10.

GCF(38830,38840) = 10

We will now calculate the prime factors of 38830 and 38840, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38830 and 38840.

How to find the GCF of 38830 and 38840?

We will first find the prime factorization of 38830 and 38840. After we will calculate the factors of 38830 and 38840 and find the biggest common factor number .

Step-1: Prime Factorization of 38830

Prime factors of 38830 are 2, 5, 11, 353. Prime factorization of 38830 in exponential form is:

38830 = 2¹ × 5¹ × 11¹ × 353¹

Step-2: Prime Factorization of 38840

Prime factors of 38840 are 2, 5, 971. Prime factorization of 38840 in exponential form is:

38840 = 2³ × 5¹ × 971¹

Step-3: Factors of 38830

List of positive integer factors of 38830 that divides 38830 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 353, 706, 1765, 3530, 3883, 7766, 19415

Step-4: Factors of 38840

List of positive integer factors of 38840 that divides 38830 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 971, 1942, 3884, 4855, 7768, 9710, 19420

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38830 and 38840. The biggest common factor number is the GCF number.
So the greatest common factor 38830 and 38840 is 10.

Also check out the Least Common Multiple of 38830 and 38840