What is the Greatest Common Factor of 64230 and 64239?

Greatest common factor (GCF) of 64230 and 64239 is 3.

GCF(64230,64239) = 3

We will now calculate the prime factors of 64230 and 64239, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64230 and 64239.

How to find the GCF of 64230 and 64239?

We will first find the prime factorization of 64230 and 64239. After we will calculate the factors of 64230 and 64239 and find the biggest common factor number .

Step-1: Prime Factorization of 64230

Prime factors of 64230 are 2, 3, 5, 2141. Prime factorization of 64230 in exponential form is:

64230 = 2¹ × 3¹ × 5¹ × 2141¹

Step-2: Prime Factorization of 64239

Prime factors of 64239 are 3, 7, 19, 23. Prime factorization of 64239 in exponential form is:

64239 = 3¹ × 7² × 19¹ × 23¹

Step-3: Factors of 64230

List of positive integer factors of 64230 that divides 64230 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 2141, 4282, 6423, 10705, 12846, 21410, 32115

Step-4: Factors of 64239

List of positive integer factors of 64239 that divides 64230 without a remainder.

1, 3, 7, 19, 21, 23, 49, 57, 69, 133, 147, 161, 399, 437, 483, 931, 1127, 1311, 2793, 3059, 3381, 9177, 21413

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64230 and 64239. The biggest common factor number is the GCF number.
So the greatest common factor 64230 and 64239 is 3.

Also check out the Least Common Multiple of 64230 and 64239