What is the Greatest Common Factor of 19660 and 19676?

Greatest common factor (GCF) of 19660 and 19676 is 4.

GCF(19660,19676) = 4

We will now calculate the prime factors of 19660 and 19676, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19660 and 19676.

How to find the GCF of 19660 and 19676?

We will first find the prime factorization of 19660 and 19676. After we will calculate the factors of 19660 and 19676 and find the biggest common factor number .

Step-1: Prime Factorization of 19660

Prime factors of 19660 are 2, 5, 983. Prime factorization of 19660 in exponential form is:

19660 = 2² × 5¹ × 983¹

Step-2: Prime Factorization of 19676

Prime factors of 19676 are 2, 4919. Prime factorization of 19676 in exponential form is:

19676 = 2² × 4919¹

Step-3: Factors of 19660

List of positive integer factors of 19660 that divides 19660 without a remainder.

1, 2, 4, 5, 10, 20, 983, 1966, 3932, 4915, 9830

Step-4: Factors of 19676

List of positive integer factors of 19676 that divides 19660 without a remainder.

1, 2, 4, 4919, 9838

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19660 and 19676. The biggest common factor number is the GCF number.
So the greatest common factor 19660 and 19676 is 4.

Also check out the Least Common Multiple of 19660 and 19676