What is the Greatest Common Factor of 82661 and 82680?

Greatest common factor (GCF) of 82661 and 82680 is 1.

GCF(82661,82680) = 1

We will now calculate the prime factors of 82661 and 82680, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82661 and 82680.

How to find the GCF of 82661 and 82680?

We will first find the prime factorization of 82661 and 82680. After we will calculate the factors of 82661 and 82680 and find the biggest common factor number .

Step-1: Prime Factorization of 82661

Prime factors of 82661 are 131, 631. Prime factorization of 82661 in exponential form is:

82661 = 131¹ × 631¹

Step-2: Prime Factorization of 82680

Prime factors of 82680 are 2, 3, 5, 13, 53. Prime factorization of 82680 in exponential form is:

82680 = 2³ × 3¹ × 5¹ × 13¹ × 53¹

Step-3: Factors of 82661

List of positive integer factors of 82661 that divides 82661 without a remainder.

1, 131, 631

Step-4: Factors of 82680

List of positive integer factors of 82680 that divides 82661 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 53, 60, 65, 78, 104, 106, 120, 130, 156, 159, 195, 212, 260, 265, 312, 318, 390, 424, 520, 530, 636, 689, 780, 795, 1060, 1272, 1378, 1560, 1590, 2067, 2120, 2756, 3180, 3445, 4134, 5512, 6360, 6890, 8268, 10335, 13780, 16536, 20670, 27560, 41340

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82661 and 82680. The biggest common factor number is the GCF number.
So the greatest common factor 82661 and 82680 is 1.

Also check out the Least Common Multiple of 82661 and 82680