What is the Greatest Common Factor of 57940 and 57958?

Greatest common factor (GCF) of 57940 and 57958 is 2.

GCF(57940,57958) = 2

We will now calculate the prime factors of 57940 and 57958, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57940 and 57958.

How to find the GCF of 57940 and 57958?

We will first find the prime factorization of 57940 and 57958. After we will calculate the factors of 57940 and 57958 and find the biggest common factor number .

Step-1: Prime Factorization of 57940

Prime factors of 57940 are 2, 5, 2897. Prime factorization of 57940 in exponential form is:

57940 = 2² × 5¹ × 2897¹

Step-2: Prime Factorization of 57958

Prime factors of 57958 are 2, 28979. Prime factorization of 57958 in exponential form is:

57958 = 2¹ × 28979¹

Step-3: Factors of 57940

List of positive integer factors of 57940 that divides 57940 without a remainder.

1, 2, 4, 5, 10, 20, 2897, 5794, 11588, 14485, 28970

Step-4: Factors of 57958

List of positive integer factors of 57958 that divides 57940 without a remainder.

1, 2, 28979

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57940 and 57958. The biggest common factor number is the GCF number.
So the greatest common factor 57940 and 57958 is 2.

Also check out the Least Common Multiple of 57940 and 57958