What is the Greatest Common Factor of 87643 and 87647?

Greatest common factor (GCF) of 87643 and 87647 is 1.

GCF(87643,87647) = 1

We will now calculate the prime factors of 87643 and 87647, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87643 and 87647.

How to find the GCF of 87643 and 87647?

We will first find the prime factorization of 87643 and 87647. After we will calculate the factors of 87643 and 87647 and find the biggest common factor number .

Step-1: Prime Factorization of 87643

Prime factors of 87643 are 87643. Prime factorization of 87643 in exponential form is:

87643 = 87643¹

Step-2: Prime Factorization of 87647

Prime factors of 87647 are 7, 19, 659. Prime factorization of 87647 in exponential form is:

87647 = 7¹ × 19¹ × 659¹

Step-3: Factors of 87643

List of positive integer factors of 87643 that divides 87643 without a remainder.

Step-4: Factors of 87647

List of positive integer factors of 87647 that divides 87643 without a remainder.

1, 7, 19, 133, 659, 4613, 12521

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87643 and 87647. The biggest common factor number is the GCF number.
So the greatest common factor 87643 and 87647 is 1.

Also check out the Least Common Multiple of 87643 and 87647