What is the Greatest Common Factor of 67697 and 67716?

Greatest common factor (GCF) of 67697 and 67716 is 19.

GCF(67697,67716) = 19

We will now calculate the prime factors of 67697 and 67716, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67697 and 67716.

How to find the GCF of 67697 and 67716?

We will first find the prime factorization of 67697 and 67716. After we will calculate the factors of 67697 and 67716 and find the biggest common factor number .

Step-1: Prime Factorization of 67697

Prime factors of 67697 are 7, 19, 509. Prime factorization of 67697 in exponential form is:

67697 = 7¹ × 19¹ × 509¹

Step-2: Prime Factorization of 67716

Prime factors of 67716 are 2, 3, 11, 19. Prime factorization of 67716 in exponential form is:

67716 = 2² × 3⁴ × 11¹ × 19¹

Step-3: Factors of 67697

List of positive integer factors of 67697 that divides 67697 without a remainder.

1, 7, 19, 133, 509, 3563, 9671

Step-4: Factors of 67716

List of positive integer factors of 67716 that divides 67697 without a remainder.

1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 81, 99, 108, 114, 132, 162, 171, 198, 209, 228, 297, 324, 342, 396, 418, 513, 594, 627, 684, 836, 891, 1026, 1188, 1254, 1539, 1782, 1881, 2052, 2508, 3078, 3564, 3762, 5643, 6156, 7524, 11286, 16929, 22572, 33858

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67697 and 67716. The biggest common factor number is the GCF number.
So the greatest common factor 67697 and 67716 is 19.

Also check out the Least Common Multiple of 67697 and 67716