What is the Greatest Common Factor of 40565 and 40579?

Greatest common factor (GCF) of 40565 and 40579 is 7.

GCF(40565,40579) = 7

We will now calculate the prime factors of 40565 and 40579, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40565 and 40579.

How to find the GCF of 40565 and 40579?

We will first find the prime factorization of 40565 and 40579. After we will calculate the factors of 40565 and 40579 and find the biggest common factor number .

Step-1: Prime Factorization of 40565

Prime factors of 40565 are 5, 7, 19, 61. Prime factorization of 40565 in exponential form is:

40565 = 5¹ × 7¹ × 19¹ × 61¹

Step-2: Prime Factorization of 40579

Prime factors of 40579 are 7, 11, 17, 31. Prime factorization of 40579 in exponential form is:

40579 = 7¹ × 11¹ × 17¹ × 31¹

Step-3: Factors of 40565

List of positive integer factors of 40565 that divides 40565 without a remainder.

1, 5, 7, 19, 35, 61, 95, 133, 305, 427, 665, 1159, 2135, 5795, 8113

Step-4: Factors of 40579

List of positive integer factors of 40579 that divides 40565 without a remainder.

1, 7, 11, 17, 31, 77, 119, 187, 217, 341, 527, 1309, 2387, 3689, 5797

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40565 and 40579. The biggest common factor number is the GCF number.
So the greatest common factor 40565 and 40579 is 7.

Also check out the Least Common Multiple of 40565 and 40579