What is the Greatest Common Factor of 29768 and 29780?

Greatest common factor (GCF) of 29768 and 29780 is 4.

GCF(29768,29780) = 4

We will now calculate the prime factors of 29768 and 29780, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 29768 and 29780.

How to find the GCF of 29768 and 29780?

We will first find the prime factorization of 29768 and 29780. After we will calculate the factors of 29768 and 29780 and find the biggest common factor number .

Step-1: Prime Factorization of 29768

Prime factors of 29768 are 2, 61. Prime factorization of 29768 in exponential form is:

29768 = 2³ × 61²

Step-2: Prime Factorization of 29780

Prime factors of 29780 are 2, 5, 1489. Prime factorization of 29780 in exponential form is:

29780 = 2² × 5¹ × 1489¹

Step-3: Factors of 29768

List of positive integer factors of 29768 that divides 29768 without a remainder.

1, 2, 4, 8, 61, 122, 244, 488, 3721, 7442, 14884

Step-4: Factors of 29780

List of positive integer factors of 29780 that divides 29768 without a remainder.

1, 2, 4, 5, 10, 20, 1489, 2978, 5956, 7445, 14890

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 29768 and 29780. The biggest common factor number is the GCF number.
So the greatest common factor 29768 and 29780 is 4.

Also check out the Least Common Multiple of 29768 and 29780