What is the Greatest Common Factor of 87908 and 87916?

Greatest common factor (GCF) of 87908 and 87916 is 4.

GCF(87908,87916) = 4

We will now calculate the prime factors of 87908 and 87916, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87908 and 87916.

How to find the GCF of 87908 and 87916?

We will first find the prime factorization of 87908 and 87916. After we will calculate the factors of 87908 and 87916 and find the biggest common factor number .

Step-1: Prime Factorization of 87908

Prime factors of 87908 are 2, 21977. Prime factorization of 87908 in exponential form is:

87908 = 2² × 21977¹

Step-2: Prime Factorization of 87916

Prime factors of 87916 are 2, 31, 709. Prime factorization of 87916 in exponential form is:

87916 = 2² × 31¹ × 709¹

Step-3: Factors of 87908

List of positive integer factors of 87908 that divides 87908 without a remainder.

1, 2, 4, 21977, 43954

Step-4: Factors of 87916

List of positive integer factors of 87916 that divides 87908 without a remainder.

1, 2, 4, 31, 62, 124, 709, 1418, 2836, 21979, 43958

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87908 and 87916. The biggest common factor number is the GCF number.
So the greatest common factor 87908 and 87916 is 4.

Also check out the Least Common Multiple of 87908 and 87916