What is the Greatest Common Factor of 1660 and 1667?

Greatest common factor (GCF) of 1660 and 1667 is 1.

GCF(1660,1667) = 1

We will now calculate the prime factors of 1660 and 1667, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1660 and 1667.

How to find the GCF of 1660 and 1667?

We will first find the prime factorization of 1660 and 1667. After we will calculate the factors of 1660 and 1667 and find the biggest common factor number .

Step-1: Prime Factorization of 1660

Prime factors of 1660 are 2, 5, 83. Prime factorization of 1660 in exponential form is:

1660 = 2² × 5¹ × 83¹

Step-2: Prime Factorization of 1667

Prime factors of 1667 are 1667. Prime factorization of 1667 in exponential form is:

1667 = 1667¹

Step-3: Factors of 1660

List of positive integer factors of 1660 that divides 1660 without a remainder.

1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830

Step-4: Factors of 1667

List of positive integer factors of 1667 that divides 1660 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1660 and 1667. The biggest common factor number is the GCF number.
So the greatest common factor 1660 and 1667 is 1.

Also check out the Least Common Multiple of 1660 and 1667