What is the Greatest Common Factor of 19580 and 19596?

Greatest common factor (GCF) of 19580 and 19596 is 4.

GCF(19580,19596) = 4

We will now calculate the prime factors of 19580 and 19596, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19580 and 19596.

How to find the GCF of 19580 and 19596?

We will first find the prime factorization of 19580 and 19596. After we will calculate the factors of 19580 and 19596 and find the biggest common factor number .

Step-1: Prime Factorization of 19580

Prime factors of 19580 are 2, 5, 11, 89. Prime factorization of 19580 in exponential form is:

19580 = 2² × 5¹ × 11¹ × 89¹

Step-2: Prime Factorization of 19596

Prime factors of 19596 are 2, 3, 23, 71. Prime factorization of 19596 in exponential form is:

19596 = 2² × 3¹ × 23¹ × 71¹

Step-3: Factors of 19580

List of positive integer factors of 19580 that divides 19580 without a remainder.

1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790

Step-4: Factors of 19596

List of positive integer factors of 19596 that divides 19580 without a remainder.

1, 2, 3, 4, 6, 12, 23, 46, 69, 71, 92, 138, 142, 213, 276, 284, 426, 852, 1633, 3266, 4899, 6532, 9798

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19580 and 19596. The biggest common factor number is the GCF number.
So the greatest common factor 19580 and 19596 is 4.

Also check out the Least Common Multiple of 19580 and 19596