What is the Greatest Common Factor of 67831 and 67840?

Greatest common factor (GCF) of 67831 and 67840 is 1.

GCF(67831,67840) = 1

We will now calculate the prime factors of 67831 and 67840, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67831 and 67840.

How to find the GCF of 67831 and 67840?

We will first find the prime factorization of 67831 and 67840. After we will calculate the factors of 67831 and 67840 and find the biggest common factor number .

Step-1: Prime Factorization of 67831

Prime factors of 67831 are 29, 2339. Prime factorization of 67831 in exponential form is:

67831 = 29¹ × 2339¹

Step-2: Prime Factorization of 67840

Prime factors of 67840 are 2, 5, 53. Prime factorization of 67840 in exponential form is:

67840 = 2⁸ × 5¹ × 53¹

Step-3: Factors of 67831

List of positive integer factors of 67831 that divides 67831 without a remainder.

1, 29, 2339

Step-4: Factors of 67840

List of positive integer factors of 67840 that divides 67831 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 530, 640, 848, 1060, 1280, 1696, 2120, 3392, 4240, 6784, 8480, 13568, 16960, 33920

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67831 and 67840. The biggest common factor number is the GCF number.
So the greatest common factor 67831 and 67840 is 1.

Also check out the Least Common Multiple of 67831 and 67840