What is the Greatest Common Factor of 86722 and 86742?

Greatest common factor (GCF) of 86722 and 86742 is 2.

GCF(86722,86742) = 2

We will now calculate the prime factors of 86722 and 86742, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86722 and 86742.

How to find the GCF of 86722 and 86742?

We will first find the prime factorization of 86722 and 86742. After we will calculate the factors of 86722 and 86742 and find the biggest common factor number .

Step-1: Prime Factorization of 86722

Prime factors of 86722 are 2, 131, 331. Prime factorization of 86722 in exponential form is:

86722 = 2¹ × 131¹ × 331¹

Step-2: Prime Factorization of 86742

Prime factors of 86742 are 2, 3, 61, 79. Prime factorization of 86742 in exponential form is:

86742 = 2¹ × 3² × 61¹ × 79¹

Step-3: Factors of 86722

List of positive integer factors of 86722 that divides 86722 without a remainder.

1, 2, 131, 262, 331, 662, 43361

Step-4: Factors of 86742

List of positive integer factors of 86742 that divides 86722 without a remainder.

1, 2, 3, 6, 9, 18, 61, 79, 122, 158, 183, 237, 366, 474, 549, 711, 1098, 1422, 4819, 9638, 14457, 28914, 43371

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86722 and 86742. The biggest common factor number is the GCF number.
So the greatest common factor 86722 and 86742 is 2.

Also check out the Least Common Multiple of 86722 and 86742