What is the Greatest Common Factor of 79790 and 79802?

Greatest common factor (GCF) of 79790 and 79802 is 2.

GCF(79790,79802) = 2

We will now calculate the prime factors of 79790 and 79802, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 79790 and 79802.

How to find the GCF of 79790 and 79802?

We will first find the prime factorization of 79790 and 79802. After we will calculate the factors of 79790 and 79802 and find the biggest common factor number .

Step-1: Prime Factorization of 79790

Prime factors of 79790 are 2, 5, 79, 101. Prime factorization of 79790 in exponential form is:

79790 = 2¹ × 5¹ × 79¹ × 101¹

Step-2: Prime Factorization of 79802

Prime factors of 79802 are 2, 39901. Prime factorization of 79802 in exponential form is:

79802 = 2¹ × 39901¹

Step-3: Factors of 79790

List of positive integer factors of 79790 that divides 79790 without a remainder.

1, 2, 5, 10, 79, 101, 158, 202, 395, 505, 790, 1010, 7979, 15958, 39895

Step-4: Factors of 79802

List of positive integer factors of 79802 that divides 79790 without a remainder.

1, 2, 39901

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 79790 and 79802. The biggest common factor number is the GCF number.
So the greatest common factor 79790 and 79802 is 2.

Also check out the Least Common Multiple of 79790 and 79802