What is the Greatest Common Factor of 23980 and 23997?

Greatest common factor (GCF) of 23980 and 23997 is 1.

GCF(23980,23997) = 1

We will now calculate the prime factors of 23980 and 23997, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23980 and 23997.

How to find the GCF of 23980 and 23997?

We will first find the prime factorization of 23980 and 23997. After we will calculate the factors of 23980 and 23997 and find the biggest common factor number .

Step-1: Prime Factorization of 23980

Prime factors of 23980 are 2, 5, 11, 109. Prime factorization of 23980 in exponential form is:

23980 = 2² × 5¹ × 11¹ × 109¹

Step-2: Prime Factorization of 23997

Prime factors of 23997 are 3, 19, 421. Prime factorization of 23997 in exponential form is:

23997 = 3¹ × 19¹ × 421¹

Step-3: Factors of 23980

List of positive integer factors of 23980 that divides 23980 without a remainder.

1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 11990

Step-4: Factors of 23997

List of positive integer factors of 23997 that divides 23980 without a remainder.

1, 3, 19, 57, 421, 1263, 7999

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23980 and 23997. The biggest common factor number is the GCF number.
So the greatest common factor 23980 and 23997 is 1.

Also check out the Least Common Multiple of 23980 and 23997