What is the Greatest Common Factor of 57981 and 57992?

Greatest common factor (GCF) of 57981 and 57992 is 11.

GCF(57981,57992) = 11

We will now calculate the prime factors of 57981 and 57992, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57981 and 57992.

How to find the GCF of 57981 and 57992?

We will first find the prime factorization of 57981 and 57992. After we will calculate the factors of 57981 and 57992 and find the biggest common factor number .

Step-1: Prime Factorization of 57981

Prime factors of 57981 are 3, 7, 11, 251. Prime factorization of 57981 in exponential form is:

57981 = 3¹ × 7¹ × 11¹ × 251¹

Step-2: Prime Factorization of 57992

Prime factors of 57992 are 2, 11, 659. Prime factorization of 57992 in exponential form is:

57992 = 2³ × 11¹ × 659¹

Step-3: Factors of 57981

List of positive integer factors of 57981 that divides 57981 without a remainder.

1, 3, 7, 11, 21, 33, 77, 231, 251, 753, 1757, 2761, 5271, 8283, 19327

Step-4: Factors of 57992

List of positive integer factors of 57992 that divides 57981 without a remainder.

1, 2, 4, 8, 11, 22, 44, 88, 659, 1318, 2636, 5272, 7249, 14498, 28996

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57981 and 57992. The biggest common factor number is the GCF number.
So the greatest common factor 57981 and 57992 is 11.

Also check out the Least Common Multiple of 57981 and 57992