What is the Greatest Common Factor of 11870 and 11890?

Greatest common factor (GCF) of 11870 and 11890 is 10.

GCF(11870,11890) = 10

We will now calculate the prime factors of 11870 and 11890, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11870 and 11890.

How to find the GCF of 11870 and 11890?

We will first find the prime factorization of 11870 and 11890. After we will calculate the factors of 11870 and 11890 and find the biggest common factor number .

Step-1: Prime Factorization of 11870

Prime factors of 11870 are 2, 5, 1187. Prime factorization of 11870 in exponential form is:

11870 = 2¹ × 5¹ × 1187¹

Step-2: Prime Factorization of 11890

Prime factors of 11890 are 2, 5, 29, 41. Prime factorization of 11890 in exponential form is:

11890 = 2¹ × 5¹ × 29¹ × 41¹

Step-3: Factors of 11870

List of positive integer factors of 11870 that divides 11870 without a remainder.

1, 2, 5, 10, 1187, 2374, 5935

Step-4: Factors of 11890

List of positive integer factors of 11890 that divides 11870 without a remainder.

1, 2, 5, 10, 29, 41, 58, 82, 145, 205, 290, 410, 1189, 2378, 5945

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11870 and 11890. The biggest common factor number is the GCF number.
So the greatest common factor 11870 and 11890 is 10.

Also check out the Least Common Multiple of 11870 and 11890