What is the Greatest Common Factor of 72680 and 72686?

Greatest common factor (GCF) of 72680 and 72686 is 2.

GCF(72680,72686) = 2

We will now calculate the prime factors of 72680 and 72686, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72680 and 72686.

How to find the GCF of 72680 and 72686?

We will first find the prime factorization of 72680 and 72686. After we will calculate the factors of 72680 and 72686 and find the biggest common factor number .

Step-1: Prime Factorization of 72680

Prime factors of 72680 are 2, 5, 23, 79. Prime factorization of 72680 in exponential form is:

72680 = 2³ × 5¹ × 23¹ × 79¹

Step-2: Prime Factorization of 72686

Prime factors of 72686 are 2, 36343. Prime factorization of 72686 in exponential form is:

72686 = 2¹ × 36343¹

Step-3: Factors of 72680

List of positive integer factors of 72680 that divides 72680 without a remainder.

1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 460, 632, 790, 920, 1580, 1817, 3160, 3634, 7268, 9085, 14536, 18170, 36340

Step-4: Factors of 72686

List of positive integer factors of 72686 that divides 72680 without a remainder.

1, 2, 36343

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72680 and 72686. The biggest common factor number is the GCF number.
So the greatest common factor 72680 and 72686 is 2.

Also check out the Least Common Multiple of 72680 and 72686