What is the Greatest Common Factor of 61257 and 61264?

Greatest common factor (GCF) of 61257 and 61264 is 7.

GCF(61257,61264) = 7

We will now calculate the prime factors of 61257 and 61264, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61257 and 61264.

How to find the GCF of 61257 and 61264?

We will first find the prime factorization of 61257 and 61264. After we will calculate the factors of 61257 and 61264 and find the biggest common factor number .

Step-1: Prime Factorization of 61257

Prime factors of 61257 are 3, 7, 2917. Prime factorization of 61257 in exponential form is:

61257 = 3¹ × 7¹ × 2917¹

Step-2: Prime Factorization of 61264

Prime factors of 61264 are 2, 7, 547. Prime factorization of 61264 in exponential form is:

61264 = 2⁴ × 7¹ × 547¹

Step-3: Factors of 61257

List of positive integer factors of 61257 that divides 61257 without a remainder.

1, 3, 7, 21, 2917, 8751, 20419

Step-4: Factors of 61264

List of positive integer factors of 61264 that divides 61257 without a remainder.

1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 547, 1094, 2188, 3829, 4376, 7658, 8752, 15316, 30632

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61257 and 61264. The biggest common factor number is the GCF number.
So the greatest common factor 61257 and 61264 is 7.

Also check out the Least Common Multiple of 61257 and 61264