What is the Greatest Common Factor of 56643 and 56661?

Greatest common factor (GCF) of 56643 and 56661 is 3.

GCF(56643,56661) = 3

We will now calculate the prime factors of 56643 and 56661, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 56643 and 56661.

How to find the GCF of 56643 and 56661?

We will first find the prime factorization of 56643 and 56661. After we will calculate the factors of 56643 and 56661 and find the biggest common factor number .

Step-1: Prime Factorization of 56643

Prime factors of 56643 are 3, 79, 239. Prime factorization of 56643 in exponential form is:

56643 = 3¹ × 79¹ × 239¹

Step-2: Prime Factorization of 56661

Prime factors of 56661 are 3, 11, 17, 101. Prime factorization of 56661 in exponential form is:

56661 = 3¹ × 11¹ × 17¹ × 101¹

Step-3: Factors of 56643

List of positive integer factors of 56643 that divides 56643 without a remainder.

1, 3, 79, 237, 239, 717, 18881

Step-4: Factors of 56661

List of positive integer factors of 56661 that divides 56643 without a remainder.

1, 3, 11, 17, 33, 51, 101, 187, 303, 561, 1111, 1717, 3333, 5151, 18887

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 56643 and 56661. The biggest common factor number is the GCF number.
So the greatest common factor 56643 and 56661 is 3.

Also check out the Least Common Multiple of 56643 and 56661