What is the Greatest Common Factor of 55261 and 55278?

Greatest common factor (GCF) of 55261 and 55278 is 1.

GCF(55261,55278) = 1

We will now calculate the prime factors of 55261 and 55278, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55261 and 55278.

How to find the GCF of 55261 and 55278?

We will first find the prime factorization of 55261 and 55278. After we will calculate the factors of 55261 and 55278 and find the biggest common factor number .

Step-1: Prime Factorization of 55261

Prime factors of 55261 are 73, 757. Prime factorization of 55261 in exponential form is:

55261 = 73¹ × 757¹

Step-2: Prime Factorization of 55278

Prime factors of 55278 are 2, 3, 37, 83. Prime factorization of 55278 in exponential form is:

55278 = 2¹ × 3² × 37¹ × 83¹

Step-3: Factors of 55261

List of positive integer factors of 55261 that divides 55261 without a remainder.

1, 73, 757

Step-4: Factors of 55278

List of positive integer factors of 55278 that divides 55261 without a remainder.

1, 2, 3, 6, 9, 18, 37, 74, 83, 111, 166, 222, 249, 333, 498, 666, 747, 1494, 3071, 6142, 9213, 18426, 27639

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55261 and 55278. The biggest common factor number is the GCF number.
So the greatest common factor 55261 and 55278 is 1.

Also check out the Least Common Multiple of 55261 and 55278