What is the Greatest Common Factor of 57970 and 57978?

Greatest common factor (GCF) of 57970 and 57978 is 2.

GCF(57970,57978) = 2

We will now calculate the prime factors of 57970 and 57978, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57970 and 57978.

How to find the GCF of 57970 and 57978?

We will first find the prime factorization of 57970 and 57978. After we will calculate the factors of 57970 and 57978 and find the biggest common factor number .

Step-1: Prime Factorization of 57970

Prime factors of 57970 are 2, 5, 11, 17, 31. Prime factorization of 57970 in exponential form is:

57970 = 2¹ × 5¹ × 11¹ × 17¹ × 31¹

Step-2: Prime Factorization of 57978

Prime factors of 57978 are 2, 3, 3221. Prime factorization of 57978 in exponential form is:

57978 = 2¹ × 3² × 3221¹

Step-3: Factors of 57970

List of positive integer factors of 57970 that divides 57970 without a remainder.

1, 2, 5, 10, 11, 17, 22, 31, 34, 55, 62, 85, 110, 155, 170, 187, 310, 341, 374, 527, 682, 935, 1054, 1705, 1870, 2635, 3410, 5270, 5797, 11594, 28985

Step-4: Factors of 57978

List of positive integer factors of 57978 that divides 57970 without a remainder.

1, 2, 3, 6, 9, 18, 3221, 6442, 9663, 19326, 28989

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57970 and 57978. The biggest common factor number is the GCF number.
So the greatest common factor 57970 and 57978 is 2.

Also check out the Least Common Multiple of 57970 and 57978