What is the Greatest Common Factor of 15884 and 15888?

Greatest common factor (GCF) of 15884 and 15888 is 4.

GCF(15884,15888) = 4

We will now calculate the prime factors of 15884 and 15888, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15884 and 15888.

How to find the GCF of 15884 and 15888?

We will first find the prime factorization of 15884 and 15888. After we will calculate the factors of 15884 and 15888 and find the biggest common factor number .

Step-1: Prime Factorization of 15884

Prime factors of 15884 are 2, 11, 19. Prime factorization of 15884 in exponential form is:

15884 = 2² × 11¹ × 19²

Step-2: Prime Factorization of 15888

Prime factors of 15888 are 2, 3, 331. Prime factorization of 15888 in exponential form is:

15888 = 2⁴ × 3¹ × 331¹

Step-3: Factors of 15884

List of positive integer factors of 15884 that divides 15884 without a remainder.

1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 361, 418, 722, 836, 1444, 3971, 7942

Step-4: Factors of 15888

List of positive integer factors of 15888 that divides 15884 without a remainder.

1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 331, 662, 993, 1324, 1986, 2648, 3972, 5296, 7944

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15884 and 15888. The biggest common factor number is the GCF number.
So the greatest common factor 15884 and 15888 is 4.

Also check out the Least Common Multiple of 15884 and 15888