What is the Greatest Common Factor of 87689 and 87703?

Greatest common factor (GCF) of 87689 and 87703 is 7.

GCF(87689,87703) = 7

We will now calculate the prime factors of 87689 and 87703, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87689 and 87703.

How to find the GCF of 87689 and 87703?

We will first find the prime factorization of 87689 and 87703. After we will calculate the factors of 87689 and 87703 and find the biggest common factor number .

Step-1: Prime Factorization of 87689

Prime factors of 87689 are 7, 12527. Prime factorization of 87689 in exponential form is:

87689 = 7¹ × 12527¹

Step-2: Prime Factorization of 87703

Prime factors of 87703 are 7, 11, 17, 67. Prime factorization of 87703 in exponential form is:

87703 = 7¹ × 11¹ × 17¹ × 67¹

Step-3: Factors of 87689

List of positive integer factors of 87689 that divides 87689 without a remainder.

1, 7, 12527

Step-4: Factors of 87703

List of positive integer factors of 87703 that divides 87689 without a remainder.

1, 7, 11, 17, 67, 77, 119, 187, 469, 737, 1139, 1309, 5159, 7973, 12529

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87689 and 87703. The biggest common factor number is the GCF number.
So the greatest common factor 87689 and 87703 is 7.

Also check out the Least Common Multiple of 87689 and 87703