What is the Greatest Common Factor of 66760 and 66765?

Greatest common factor (GCF) of 66760 and 66765 is 5.

GCF(66760,66765) = 5

We will now calculate the prime factors of 66760 and 66765, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66760 and 66765.

How to find the GCF of 66760 and 66765?

We will first find the prime factorization of 66760 and 66765. After we will calculate the factors of 66760 and 66765 and find the biggest common factor number .

Step-1: Prime Factorization of 66760

Prime factors of 66760 are 2, 5, 1669. Prime factorization of 66760 in exponential form is:

66760 = 2³ × 5¹ × 1669¹

Step-2: Prime Factorization of 66765

Prime factors of 66765 are 3, 5, 4451. Prime factorization of 66765 in exponential form is:

66765 = 3¹ × 5¹ × 4451¹

Step-3: Factors of 66760

List of positive integer factors of 66760 that divides 66760 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 1669, 3338, 6676, 8345, 13352, 16690, 33380

Step-4: Factors of 66765

List of positive integer factors of 66765 that divides 66760 without a remainder.

1, 3, 5, 15, 4451, 13353, 22255

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66760 and 66765. The biggest common factor number is the GCF number.
So the greatest common factor 66760 and 66765 is 5.

Also check out the Least Common Multiple of 66760 and 66765