What is the Greatest Common Factor of 64410 and 64420?

Greatest common factor (GCF) of 64410 and 64420 is 10.

GCF(64410,64420) = 10

We will now calculate the prime factors of 64410 and 64420, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64410 and 64420.

How to find the GCF of 64410 and 64420?

We will first find the prime factorization of 64410 and 64420. After we will calculate the factors of 64410 and 64420 and find the biggest common factor number .

Step-1: Prime Factorization of 64410

Prime factors of 64410 are 2, 3, 5, 19, 113. Prime factorization of 64410 in exponential form is:

64410 = 2¹ × 3¹ × 5¹ × 19¹ × 113¹

Step-2: Prime Factorization of 64420

Prime factors of 64420 are 2, 5, 3221. Prime factorization of 64420 in exponential form is:

64420 = 2² × 5¹ × 3221¹

Step-3: Factors of 64410

List of positive integer factors of 64410 that divides 64410 without a remainder.

1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 113, 114, 190, 226, 285, 339, 565, 570, 678, 1130, 1695, 2147, 3390, 4294, 6441, 10735, 12882, 21470, 32205

Step-4: Factors of 64420

List of positive integer factors of 64420 that divides 64410 without a remainder.

1, 2, 4, 5, 10, 20, 3221, 6442, 12884, 16105, 32210

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64410 and 64420. The biggest common factor number is the GCF number.
So the greatest common factor 64410 and 64420 is 10.

Also check out the Least Common Multiple of 64410 and 64420