What is the Greatest Common Factor of 66880 and 66898?

Greatest common factor (GCF) of 66880 and 66898 is 2.

GCF(66880,66898) = 2

We will now calculate the prime factors of 66880 and 66898, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66880 and 66898.

How to find the GCF of 66880 and 66898?

We will first find the prime factorization of 66880 and 66898. After we will calculate the factors of 66880 and 66898 and find the biggest common factor number .

Step-1: Prime Factorization of 66880

Prime factors of 66880 are 2, 5, 11, 19. Prime factorization of 66880 in exponential form is:

66880 = 2⁶ × 5¹ × 11¹ × 19¹

Step-2: Prime Factorization of 66898

Prime factors of 66898 are 2, 13, 31, 83. Prime factorization of 66898 in exponential form is:

66898 = 2¹ × 13¹ × 31¹ × 83¹

Step-3: Factors of 66880

List of positive integer factors of 66880 that divides 66880 without a remainder.

1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 704, 760, 836, 880, 1045, 1216, 1520, 1672, 1760, 2090, 3040, 3344, 3520, 4180, 6080, 6688, 8360, 13376, 16720, 33440

Step-4: Factors of 66898

List of positive integer factors of 66898 that divides 66880 without a remainder.

1, 2, 13, 26, 31, 62, 83, 166, 403, 806, 1079, 2158, 2573, 5146, 33449

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66880 and 66898. The biggest common factor number is the GCF number.
So the greatest common factor 66880 and 66898 is 2.

Also check out the Least Common Multiple of 66880 and 66898