What is the Greatest Common Factor of 70798 and 70818?

Greatest common factor (GCF) of 70798 and 70818 is 2.

GCF(70798,70818) = 2

We will now calculate the prime factors of 70798 and 70818, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70798 and 70818.

How to find the GCF of 70798 and 70818?

We will first find the prime factorization of 70798 and 70818. After we will calculate the factors of 70798 and 70818 and find the biggest common factor number .

Step-1: Prime Factorization of 70798

Prime factors of 70798 are 2, 7, 13, 389. Prime factorization of 70798 in exponential form is:

70798 = 2¹ × 7¹ × 13¹ × 389¹

Step-2: Prime Factorization of 70818

Prime factors of 70818 are 2, 3, 11, 29, 37. Prime factorization of 70818 in exponential form is:

70818 = 2¹ × 3¹ × 11¹ × 29¹ × 37¹

Step-3: Factors of 70798

List of positive integer factors of 70798 that divides 70798 without a remainder.

1, 2, 7, 13, 14, 26, 91, 182, 389, 778, 2723, 5057, 5446, 10114, 35399

Step-4: Factors of 70818

List of positive integer factors of 70818 that divides 70798 without a remainder.

1, 2, 3, 6, 11, 22, 29, 33, 37, 58, 66, 74, 87, 111, 174, 222, 319, 407, 638, 814, 957, 1073, 1221, 1914, 2146, 2442, 3219, 6438, 11803, 23606, 35409

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70798 and 70818. The biggest common factor number is the GCF number.
So the greatest common factor 70798 and 70818 is 2.

Also check out the Least Common Multiple of 70798 and 70818