What is the Greatest Common Factor of 65668 and 65688?

Greatest common factor (GCF) of 65668 and 65688 is 4.

GCF(65668,65688) = 4

We will now calculate the prime factors of 65668 and 65688, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65668 and 65688.

How to find the GCF of 65668 and 65688?

We will first find the prime factorization of 65668 and 65688. After we will calculate the factors of 65668 and 65688 and find the biggest common factor number .

Step-1: Prime Factorization of 65668

Prime factors of 65668 are 2, 16417. Prime factorization of 65668 in exponential form is:

65668 = 2² × 16417¹

Step-2: Prime Factorization of 65688

Prime factors of 65688 are 2, 3, 7, 17, 23. Prime factorization of 65688 in exponential form is:

65688 = 2³ × 3¹ × 7¹ × 17¹ × 23¹

Step-3: Factors of 65668

List of positive integer factors of 65668 that divides 65668 without a remainder.

1, 2, 4, 16417, 32834

Step-4: Factors of 65688

List of positive integer factors of 65688 that divides 65668 without a remainder.

1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 23, 24, 28, 34, 42, 46, 51, 56, 68, 69, 84, 92, 102, 119, 136, 138, 161, 168, 184, 204, 238, 276, 322, 357, 391, 408, 476, 483, 552, 644, 714, 782, 952, 966, 1173, 1288, 1428, 1564, 1932, 2346, 2737, 2856, 3128, 3864, 4692, 5474, 8211, 9384, 10948, 16422, 21896, 32844

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65668 and 65688. The biggest common factor number is the GCF number.
So the greatest common factor 65668 and 65688 is 4.

Also check out the Least Common Multiple of 65668 and 65688