What is the Greatest Common Factor of 66126 and 66130?

Greatest common factor (GCF) of 66126 and 66130 is 2.

GCF(66126,66130) = 2

We will now calculate the prime factors of 66126 and 66130, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66126 and 66130.

How to find the GCF of 66126 and 66130?

We will first find the prime factorization of 66126 and 66130. After we will calculate the factors of 66126 and 66130 and find the biggest common factor number .

Step-1: Prime Factorization of 66126

Prime factors of 66126 are 2, 3, 103, 107. Prime factorization of 66126 in exponential form is:

66126 = 2¹ × 3¹ × 103¹ × 107¹

Step-2: Prime Factorization of 66130

Prime factors of 66130 are 2, 5, 17, 389. Prime factorization of 66130 in exponential form is:

66130 = 2¹ × 5¹ × 17¹ × 389¹

Step-3: Factors of 66126

List of positive integer factors of 66126 that divides 66126 without a remainder.

1, 2, 3, 6, 103, 107, 206, 214, 309, 321, 618, 642, 11021, 22042, 33063

Step-4: Factors of 66130

List of positive integer factors of 66130 that divides 66126 without a remainder.

1, 2, 5, 10, 17, 34, 85, 170, 389, 778, 1945, 3890, 6613, 13226, 33065

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66126 and 66130. The biggest common factor number is the GCF number.
So the greatest common factor 66126 and 66130 is 2.

Also check out the Least Common Multiple of 66126 and 66130