What is the Greatest Common Factor of 87738 and 87747?

Greatest common factor (GCF) of 87738 and 87747 is 3.

GCF(87738,87747) = 3

We will now calculate the prime factors of 87738 and 87747, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87738 and 87747.

How to find the GCF of 87738 and 87747?

We will first find the prime factorization of 87738 and 87747. After we will calculate the factors of 87738 and 87747 and find the biggest common factor number .

Step-1: Prime Factorization of 87738

Prime factors of 87738 are 2, 3, 7, 2089. Prime factorization of 87738 in exponential form is:

87738 = 2¹ × 3¹ × 7¹ × 2089¹

Step-2: Prime Factorization of 87747

Prime factors of 87747 are 3, 11, 2659. Prime factorization of 87747 in exponential form is:

87747 = 3¹ × 11¹ × 2659¹

Step-3: Factors of 87738

List of positive integer factors of 87738 that divides 87738 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 2089, 4178, 6267, 12534, 14623, 29246, 43869

Step-4: Factors of 87747

List of positive integer factors of 87747 that divides 87738 without a remainder.

1, 3, 11, 33, 2659, 7977, 29249

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87738 and 87747. The biggest common factor number is the GCF number.
So the greatest common factor 87738 and 87747 is 3.

Also check out the Least Common Multiple of 87738 and 87747