What is the Greatest Common Factor of 13860 and 13871?

Greatest common factor (GCF) of 13860 and 13871 is 11.

GCF(13860,13871) = 11

We will now calculate the prime factors of 13860 and 13871, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13860 and 13871.

How to find the GCF of 13860 and 13871?

We will first find the prime factorization of 13860 and 13871. After we will calculate the factors of 13860 and 13871 and find the biggest common factor number .

Step-1: Prime Factorization of 13860

Prime factors of 13860 are 2, 3, 5, 7, 11. Prime factorization of 13860 in exponential form is:

13860 = 2² × 3² × 5¹ × 7¹ × 11¹

Step-2: Prime Factorization of 13871

Prime factors of 13871 are 11, 13, 97. Prime factorization of 13871 in exponential form is:

13871 = 11¹ × 13¹ × 97¹

Step-3: Factors of 13860

List of positive integer factors of 13860 that divides 13860 without a remainder.

1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930

Step-4: Factors of 13871

List of positive integer factors of 13871 that divides 13860 without a remainder.

1, 11, 13, 97, 143, 1067, 1261

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13860 and 13871. The biggest common factor number is the GCF number.
So the greatest common factor 13860 and 13871 is 11.

Also check out the Least Common Multiple of 13860 and 13871