What is the Greatest Common Factor of 55642 and 55649?

Greatest common factor (GCF) of 55642 and 55649 is 1.

GCF(55642,55649) = 1

We will now calculate the prime factors of 55642 and 55649, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55642 and 55649.

How to find the GCF of 55642 and 55649?

We will first find the prime factorization of 55642 and 55649. After we will calculate the factors of 55642 and 55649 and find the biggest common factor number .

Step-1: Prime Factorization of 55642

Prime factors of 55642 are 2, 43, 647. Prime factorization of 55642 in exponential form is:

55642 = 2¹ × 43¹ × 647¹

Step-2: Prime Factorization of 55649

Prime factors of 55649 are 11, 5059. Prime factorization of 55649 in exponential form is:

55649 = 11¹ × 5059¹

Step-3: Factors of 55642

List of positive integer factors of 55642 that divides 55642 without a remainder.

1, 2, 43, 86, 647, 1294, 27821

Step-4: Factors of 55649

List of positive integer factors of 55649 that divides 55642 without a remainder.

1, 11, 5059

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55642 and 55649. The biggest common factor number is the GCF number.
So the greatest common factor 55642 and 55649 is 1.

Also check out the Least Common Multiple of 55642 and 55649