What is the Greatest Common Factor of 29665 and 29680?

Greatest common factor (GCF) of 29665 and 29680 is 5.

GCF(29665,29680) = 5

We will now calculate the prime factors of 29665 and 29680, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 29665 and 29680.

How to find the GCF of 29665 and 29680?

We will first find the prime factorization of 29665 and 29680. After we will calculate the factors of 29665 and 29680 and find the biggest common factor number .

Step-1: Prime Factorization of 29665

Prime factors of 29665 are 5, 17, 349. Prime factorization of 29665 in exponential form is:

29665 = 5¹ × 17¹ × 349¹

Step-2: Prime Factorization of 29680

Prime factors of 29680 are 2, 5, 7, 53. Prime factorization of 29680 in exponential form is:

29680 = 2⁴ × 5¹ × 7¹ × 53¹

Step-3: Factors of 29665

List of positive integer factors of 29665 that divides 29665 without a remainder.

1, 5, 17, 85, 349, 1745, 5933

Step-4: Factors of 29680

List of positive integer factors of 29680 that divides 29665 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2968, 3710, 4240, 5936, 7420, 14840

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 29665 and 29680. The biggest common factor number is the GCF number.
So the greatest common factor 29665 and 29680 is 5.

Also check out the Least Common Multiple of 29665 and 29680