What is the Greatest Common Factor of 64218 and 64238?

Greatest common factor (GCF) of 64218 and 64238 is 2.

GCF(64218,64238) = 2

We will now calculate the prime factors of 64218 and 64238, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64218 and 64238.

How to find the GCF of 64218 and 64238?

We will first find the prime factorization of 64218 and 64238. After we will calculate the factors of 64218 and 64238 and find the biggest common factor number .

Step-1: Prime Factorization of 64218

Prime factors of 64218 are 2, 3, 7, 11, 139. Prime factorization of 64218 in exponential form is:

64218 = 2¹ × 3¹ × 7¹ × 11¹ × 139¹

Step-2: Prime Factorization of 64238

Prime factors of 64238 are 2, 32119. Prime factorization of 64238 in exponential form is:

64238 = 2¹ × 32119¹

Step-3: Factors of 64218

List of positive integer factors of 64218 that divides 64218 without a remainder.

1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 139, 154, 231, 278, 417, 462, 834, 973, 1529, 1946, 2919, 3058, 4587, 5838, 9174, 10703, 21406, 32109

Step-4: Factors of 64238

List of positive integer factors of 64238 that divides 64218 without a remainder.

1, 2, 32119

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64218 and 64238. The biggest common factor number is the GCF number.
So the greatest common factor 64218 and 64238 is 2.

Also check out the Least Common Multiple of 64218 and 64238