What is the Greatest Common Factor of 87658 and 87664?

Greatest common factor (GCF) of 87658 and 87664 is 2.

GCF(87658,87664) = 2

We will now calculate the prime factors of 87658 and 87664, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87658 and 87664.

How to find the GCF of 87658 and 87664?

We will first find the prime factorization of 87658 and 87664. After we will calculate the factors of 87658 and 87664 and find the biggest common factor number .

Step-1: Prime Factorization of 87658

Prime factors of 87658 are 2, 41, 1069. Prime factorization of 87658 in exponential form is:

87658 = 2¹ × 41¹ × 1069¹

Step-2: Prime Factorization of 87664

Prime factors of 87664 are 2, 5479. Prime factorization of 87664 in exponential form is:

87664 = 2⁴ × 5479¹

Step-3: Factors of 87658

List of positive integer factors of 87658 that divides 87658 without a remainder.

1, 2, 41, 82, 1069, 2138, 43829

Step-4: Factors of 87664

List of positive integer factors of 87664 that divides 87658 without a remainder.

1, 2, 4, 8, 16, 5479, 10958, 21916, 43832

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87658 and 87664. The biggest common factor number is the GCF number.
So the greatest common factor 87658 and 87664 is 2.

Also check out the Least Common Multiple of 87658 and 87664