What is the Greatest Common Factor of 87855 and 87872?

Greatest common factor (GCF) of 87855 and 87872 is 1.

GCF(87855,87872) = 1

We will now calculate the prime factors of 87855 and 87872, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87855 and 87872.

How to find the GCF of 87855 and 87872?

We will first find the prime factorization of 87855 and 87872. After we will calculate the factors of 87855 and 87872 and find the biggest common factor number .

Step-1: Prime Factorization of 87855

Prime factors of 87855 are 3, 5, 5857. Prime factorization of 87855 in exponential form is:

87855 = 3¹ × 5¹ × 5857¹

Step-2: Prime Factorization of 87872

Prime factors of 87872 are 2, 1373. Prime factorization of 87872 in exponential form is:

87872 = 2⁶ × 1373¹

Step-3: Factors of 87855

List of positive integer factors of 87855 that divides 87855 without a remainder.

1, 3, 5, 15, 5857, 17571, 29285

Step-4: Factors of 87872

List of positive integer factors of 87872 that divides 87855 without a remainder.

1, 2, 4, 8, 16, 32, 64, 1373, 2746, 5492, 10984, 21968, 43936

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87855 and 87872. The biggest common factor number is the GCF number.
So the greatest common factor 87855 and 87872 is 1.

Also check out the Least Common Multiple of 87855 and 87872