What is the Greatest Common Factor of 80340 and 80355?

Greatest common factor (GCF) of 80340 and 80355 is 15.

GCF(80340,80355) = 15

We will now calculate the prime factors of 80340 and 80355, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80340 and 80355.

How to find the GCF of 80340 and 80355?

We will first find the prime factorization of 80340 and 80355. After we will calculate the factors of 80340 and 80355 and find the biggest common factor number .

Step-1: Prime Factorization of 80340

Prime factors of 80340 are 2, 3, 5, 13, 103. Prime factorization of 80340 in exponential form is:

80340 = 2² × 3¹ × 5¹ × 13¹ × 103¹

Step-2: Prime Factorization of 80355

Prime factors of 80355 are 3, 5, 11, 487. Prime factorization of 80355 in exponential form is:

80355 = 3¹ × 5¹ × 11¹ × 487¹

Step-3: Factors of 80340

List of positive integer factors of 80340 that divides 80340 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 103, 130, 156, 195, 206, 260, 309, 390, 412, 515, 618, 780, 1030, 1236, 1339, 1545, 2060, 2678, 3090, 4017, 5356, 6180, 6695, 8034, 13390, 16068, 20085, 26780, 40170

Step-4: Factors of 80355

List of positive integer factors of 80355 that divides 80340 without a remainder.

1, 3, 5, 11, 15, 33, 55, 165, 487, 1461, 2435, 5357, 7305, 16071, 26785

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80340 and 80355. The biggest common factor number is the GCF number.
So the greatest common factor 80340 and 80355 is 15.

Also check out the Least Common Multiple of 80340 and 80355