What is the Greatest Common Factor of 55090 and 55109?

Greatest common factor (GCF) of 55090 and 55109 is 1.

GCF(55090,55109) = 1

We will now calculate the prime factors of 55090 and 55109, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55090 and 55109.

How to find the GCF of 55090 and 55109?

We will first find the prime factorization of 55090 and 55109. After we will calculate the factors of 55090 and 55109 and find the biggest common factor number .

Step-1: Prime Factorization of 55090

Prime factors of 55090 are 2, 5, 7, 787. Prime factorization of 55090 in exponential form is:

55090 = 2¹ × 5¹ × 7¹ × 787¹

Step-2: Prime Factorization of 55109

Prime factors of 55109 are 55109. Prime factorization of 55109 in exponential form is:

55109 = 55109¹

Step-3: Factors of 55090

List of positive integer factors of 55090 that divides 55090 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 787, 1574, 3935, 5509, 7870, 11018, 27545

Step-4: Factors of 55109

List of positive integer factors of 55109 that divides 55090 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55090 and 55109. The biggest common factor number is the GCF number.
So the greatest common factor 55090 and 55109 is 1.

Also check out the Least Common Multiple of 55090 and 55109