What is the Greatest Common Factor of 87678 and 87696?

Greatest common factor (GCF) of 87678 and 87696 is 18.

GCF(87678,87696) = 18

We will now calculate the prime factors of 87678 and 87696, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87678 and 87696.

How to find the GCF of 87678 and 87696?

We will first find the prime factorization of 87678 and 87696. After we will calculate the factors of 87678 and 87696 and find the biggest common factor number .

Step-1: Prime Factorization of 87678

Prime factors of 87678 are 2, 3, 4871. Prime factorization of 87678 in exponential form is:

87678 = 2¹ × 3² × 4871¹

Step-2: Prime Factorization of 87696

Prime factors of 87696 are 2, 3, 7, 29. Prime factorization of 87696 in exponential form is:

87696 = 2⁴ × 3³ × 7¹ × 29¹

Step-3: Factors of 87678

List of positive integer factors of 87678 that divides 87678 without a remainder.

1, 2, 3, 6, 9, 18, 4871, 9742, 14613, 29226, 43839

Step-4: Factors of 87696

List of positive integer factors of 87696 that divides 87678 without a remainder.

1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 36, 42, 48, 54, 56, 58, 63, 72, 84, 87, 108, 112, 116, 126, 144, 168, 174, 189, 203, 216, 232, 252, 261, 336, 348, 378, 406, 432, 464, 504, 522, 609, 696, 756, 783, 812, 1008, 1044, 1218, 1392, 1512, 1566, 1624, 1827, 2088, 2436, 3024, 3132, 3248, 3654, 4176, 4872, 5481, 6264, 7308, 9744, 10962, 12528, 14616, 21924, 29232, 43848

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87678 and 87696. The biggest common factor number is the GCF number.
So the greatest common factor 87678 and 87696 is 18.

Also check out the Least Common Multiple of 87678 and 87696