What is the Greatest Common Factor of 64255 and 64270?

Greatest common factor (GCF) of 64255 and 64270 is 5.

GCF(64255,64270) = 5

We will now calculate the prime factors of 64255 and 64270, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64255 and 64270.

How to find the GCF of 64255 and 64270?

We will first find the prime factorization of 64255 and 64270. After we will calculate the factors of 64255 and 64270 and find the biggest common factor number .

Step-1: Prime Factorization of 64255

Prime factors of 64255 are 5, 71, 181. Prime factorization of 64255 in exponential form is:

64255 = 5¹ × 71¹ × 181¹

Step-2: Prime Factorization of 64270

Prime factors of 64270 are 2, 5, 6427. Prime factorization of 64270 in exponential form is:

64270 = 2¹ × 5¹ × 6427¹

Step-3: Factors of 64255

List of positive integer factors of 64255 that divides 64255 without a remainder.

1, 5, 71, 181, 355, 905, 12851

Step-4: Factors of 64270

List of positive integer factors of 64270 that divides 64255 without a remainder.

1, 2, 5, 10, 6427, 12854, 32135

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64255 and 64270. The biggest common factor number is the GCF number.
So the greatest common factor 64255 and 64270 is 5.

Also check out the Least Common Multiple of 64255 and 64270