What is the Greatest Common Factor of 38920 and 38930?

Greatest common factor (GCF) of 38920 and 38930 is 10.

GCF(38920,38930) = 10

We will now calculate the prime factors of 38920 and 38930, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38920 and 38930.

How to find the GCF of 38920 and 38930?

We will first find the prime factorization of 38920 and 38930. After we will calculate the factors of 38920 and 38930 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 38930

Prime factors of 38930 are 2, 5, 17, 229. Prime factorization of 38930 in exponential form is:

38930 = 2¹ × 5¹ × 17¹ × 229¹

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 38930

List of positive integer factors of 38930 that divides 38920 without a remainder.

1, 2, 5, 10, 17, 34, 85, 170, 229, 458, 1145, 2290, 3893, 7786, 19465

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38920 and 38930. The biggest common factor number is the GCF number.
So the greatest common factor 38920 and 38930 is 10.

Also check out the Least Common Multiple of 38920 and 38930