What is the Greatest Common Factor of 64415 and 64425?

Greatest common factor (GCF) of 64415 and 64425 is 5.

GCF(64415,64425) = 5

We will now calculate the prime factors of 64415 and 64425, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64415 and 64425.

How to find the GCF of 64415 and 64425?

We will first find the prime factorization of 64415 and 64425. After we will calculate the factors of 64415 and 64425 and find the biggest common factor number .

Step-1: Prime Factorization of 64415

Prime factors of 64415 are 5, 13, 991. Prime factorization of 64415 in exponential form is:

64415 = 5¹ × 13¹ × 991¹

Step-2: Prime Factorization of 64425

Prime factors of 64425 are 3, 5, 859. Prime factorization of 64425 in exponential form is:

64425 = 3¹ × 5² × 859¹

Step-3: Factors of 64415

List of positive integer factors of 64415 that divides 64415 without a remainder.

1, 5, 13, 65, 991, 4955, 12883

Step-4: Factors of 64425

List of positive integer factors of 64425 that divides 64415 without a remainder.

1, 3, 5, 15, 25, 75, 859, 2577, 4295, 12885, 21475

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64415 and 64425. The biggest common factor number is the GCF number.
So the greatest common factor 64415 and 64425 is 5.

Also check out the Least Common Multiple of 64415 and 64425