What is the Greatest Common Factor of 19670 and 19677?

Greatest common factor (GCF) of 19670 and 19677 is 7.

GCF(19670,19677) = 7

We will now calculate the prime factors of 19670 and 19677, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19670 and 19677.

How to find the GCF of 19670 and 19677?

We will first find the prime factorization of 19670 and 19677. After we will calculate the factors of 19670 and 19677 and find the biggest common factor number .

Step-1: Prime Factorization of 19670

Prime factors of 19670 are 2, 5, 7, 281. Prime factorization of 19670 in exponential form is:

19670 = 2¹ × 5¹ × 7¹ × 281¹

Step-2: Prime Factorization of 19677

Prime factors of 19677 are 3, 7, 937. Prime factorization of 19677 in exponential form is:

19677 = 3¹ × 7¹ × 937¹

Step-3: Factors of 19670

List of positive integer factors of 19670 that divides 19670 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 281, 562, 1405, 1967, 2810, 3934, 9835

Step-4: Factors of 19677

List of positive integer factors of 19677 that divides 19670 without a remainder.

1, 3, 7, 21, 937, 2811, 6559

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19670 and 19677. The biggest common factor number is the GCF number.
So the greatest common factor 19670 and 19677 is 7.

Also check out the Least Common Multiple of 19670 and 19677