What is the Greatest Common Factor of 12890 and 12901?

Greatest common factor (GCF) of 12890 and 12901 is 1.

GCF(12890,12901) = 1

We will now calculate the prime factors of 12890 and 12901, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12890 and 12901.

How to find the GCF of 12890 and 12901?

We will first find the prime factorization of 12890 and 12901. After we will calculate the factors of 12890 and 12901 and find the biggest common factor number .

Step-1: Prime Factorization of 12890

Prime factors of 12890 are 2, 5, 1289. Prime factorization of 12890 in exponential form is:

12890 = 2¹ × 5¹ × 1289¹

Step-2: Prime Factorization of 12901

Prime factors of 12901 are 7, 19, 97. Prime factorization of 12901 in exponential form is:

12901 = 7¹ × 19¹ × 97¹

Step-3: Factors of 12890

List of positive integer factors of 12890 that divides 12890 without a remainder.

1, 2, 5, 10, 1289, 2578, 6445

Step-4: Factors of 12901

List of positive integer factors of 12901 that divides 12890 without a remainder.

1, 7, 19, 97, 133, 679, 1843

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12890 and 12901. The biggest common factor number is the GCF number.
So the greatest common factor 12890 and 12901 is 1.

Also check out the Least Common Multiple of 12890 and 12901