What is the Greatest Common Factor of 86642 and 86658?

Greatest common factor (GCF) of 86642 and 86658 is 2.

GCF(86642,86658) = 2

We will now calculate the prime factors of 86642 and 86658, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86642 and 86658.

How to find the GCF of 86642 and 86658?

We will first find the prime factorization of 86642 and 86658. After we will calculate the factors of 86642 and 86658 and find the biggest common factor number .

Step-1: Prime Factorization of 86642

Prime factors of 86642 are 2, 43321. Prime factorization of 86642 in exponential form is:

86642 = 2¹ × 43321¹

Step-2: Prime Factorization of 86658

Prime factors of 86658 are 2, 3, 11, 13, 101. Prime factorization of 86658 in exponential form is:

86658 = 2¹ × 3¹ × 11¹ × 13¹ × 101¹

Step-3: Factors of 86642

List of positive integer factors of 86642 that divides 86642 without a remainder.

1, 2, 43321

Step-4: Factors of 86658

List of positive integer factors of 86658 that divides 86642 without a remainder.

1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 101, 143, 202, 286, 303, 429, 606, 858, 1111, 1313, 2222, 2626, 3333, 3939, 6666, 7878, 14443, 28886, 43329

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86642 and 86658. The biggest common factor number is the GCF number.
So the greatest common factor 86642 and 86658 is 2.

Also check out the Least Common Multiple of 86642 and 86658