What is the Greatest Common Factor of 7139 and 7150?

Greatest common factor (GCF) of 7139 and 7150 is 11.

GCF(7139,7150) = 11

We will now calculate the prime factors of 7139 and 7150, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7139 and 7150.

How to find the GCF of 7139 and 7150?

We will first find the prime factorization of 7139 and 7150. After we will calculate the factors of 7139 and 7150 and find the biggest common factor number .

Step-1: Prime Factorization of 7139

Prime factors of 7139 are 11, 59. Prime factorization of 7139 in exponential form is:

7139 = 11² × 59¹

Step-2: Prime Factorization of 7150

Prime factors of 7150 are 2, 5, 11, 13. Prime factorization of 7150 in exponential form is:

7150 = 2¹ × 5² × 11¹ × 13¹

Step-3: Factors of 7139

List of positive integer factors of 7139 that divides 7139 without a remainder.

1, 11, 59, 121, 649

Step-4: Factors of 7150

List of positive integer factors of 7150 that divides 7139 without a remainder.

1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7139 and 7150. The biggest common factor number is the GCF number.
So the greatest common factor 7139 and 7150 is 11.

Also check out the Least Common Multiple of 7139 and 7150