What is the Greatest Common Factor of 64290 and 64306?

Greatest common factor (GCF) of 64290 and 64306 is 2.

GCF(64290,64306) = 2

We will now calculate the prime factors of 64290 and 64306, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64290 and 64306.

How to find the GCF of 64290 and 64306?

We will first find the prime factorization of 64290 and 64306. After we will calculate the factors of 64290 and 64306 and find the biggest common factor number .

Step-1: Prime Factorization of 64290

Prime factors of 64290 are 2, 3, 5, 2143. Prime factorization of 64290 in exponential form is:

64290 = 2¹ × 3¹ × 5¹ × 2143¹

Step-2: Prime Factorization of 64306

Prime factors of 64306 are 2, 11, 37, 79. Prime factorization of 64306 in exponential form is:

64306 = 2¹ × 11¹ × 37¹ × 79¹

Step-3: Factors of 64290

List of positive integer factors of 64290 that divides 64290 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 2143, 4286, 6429, 10715, 12858, 21430, 32145

Step-4: Factors of 64306

List of positive integer factors of 64306 that divides 64290 without a remainder.

1, 2, 11, 22, 37, 74, 79, 158, 407, 814, 869, 1738, 2923, 5846, 32153

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64290 and 64306. The biggest common factor number is the GCF number.
So the greatest common factor 64290 and 64306 is 2.

Also check out the Least Common Multiple of 64290 and 64306