What is the Greatest Common Factor of 66920 and 66926?

Greatest common factor (GCF) of 66920 and 66926 is 2.

GCF(66920,66926) = 2

We will now calculate the prime factors of 66920 and 66926, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66920 and 66926.

How to find the GCF of 66920 and 66926?

We will first find the prime factorization of 66920 and 66926. After we will calculate the factors of 66920 and 66926 and find the biggest common factor number .

Step-1: Prime Factorization of 66920

Prime factors of 66920 are 2, 5, 7, 239. Prime factorization of 66920 in exponential form is:

66920 = 2³ × 5¹ × 7¹ × 239¹

Step-2: Prime Factorization of 66926

Prime factors of 66926 are 2, 109, 307. Prime factorization of 66926 in exponential form is:

66926 = 2¹ × 109¹ × 307¹

Step-3: Factors of 66920

List of positive integer factors of 66920 that divides 66920 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 956, 1195, 1673, 1912, 2390, 3346, 4780, 6692, 8365, 9560, 13384, 16730, 33460

Step-4: Factors of 66926

List of positive integer factors of 66926 that divides 66920 without a remainder.

1, 2, 109, 218, 307, 614, 33463

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66920 and 66926. The biggest common factor number is the GCF number.
So the greatest common factor 66920 and 66926 is 2.

Also check out the Least Common Multiple of 66920 and 66926