What is the Greatest Common Factor of 69978 and 69982?

Greatest common factor (GCF) of 69978 and 69982 is 2.

GCF(69978,69982) = 2

We will now calculate the prime factors of 69978 and 69982, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69978 and 69982.

How to find the GCF of 69978 and 69982?

We will first find the prime factorization of 69978 and 69982. After we will calculate the factors of 69978 and 69982 and find the biggest common factor number .

Step-1: Prime Factorization of 69978

Prime factors of 69978 are 2, 3, 107, 109. Prime factorization of 69978 in exponential form is:

69978 = 2¹ × 3¹ × 107¹ × 109¹

Step-2: Prime Factorization of 69982

Prime factors of 69982 are 2, 11, 3181. Prime factorization of 69982 in exponential form is:

69982 = 2¹ × 11¹ × 3181¹

Step-3: Factors of 69978

List of positive integer factors of 69978 that divides 69978 without a remainder.

1, 2, 3, 6, 107, 109, 214, 218, 321, 327, 642, 654, 11663, 23326, 34989

Step-4: Factors of 69982

List of positive integer factors of 69982 that divides 69978 without a remainder.

1, 2, 11, 22, 3181, 6362, 34991

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69978 and 69982. The biggest common factor number is the GCF number.
So the greatest common factor 69978 and 69982 is 2.

Also check out the Least Common Multiple of 69978 and 69982