What is the Greatest Common Factor of 87570 and 87578?

Greatest common factor (GCF) of 87570 and 87578 is 2.

GCF(87570,87578) = 2

We will now calculate the prime factors of 87570 and 87578, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87570 and 87578.

How to find the GCF of 87570 and 87578?

We will first find the prime factorization of 87570 and 87578. After we will calculate the factors of 87570 and 87578 and find the biggest common factor number .

Step-1: Prime Factorization of 87570

Prime factors of 87570 are 2, 3, 5, 7, 139. Prime factorization of 87570 in exponential form is:

87570 = 2¹ × 3² × 5¹ × 7¹ × 139¹

Step-2: Prime Factorization of 87578

Prime factors of 87578 are 2, 43789. Prime factorization of 87578 in exponential form is:

87578 = 2¹ × 43789¹

Step-3: Factors of 87570

List of positive integer factors of 87570 that divides 87570 without a remainder.

1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 139, 210, 278, 315, 417, 630, 695, 834, 973, 1251, 1390, 1946, 2085, 2502, 2919, 4170, 4865, 5838, 6255, 8757, 9730, 12510, 14595, 17514, 29190, 43785

Step-4: Factors of 87578

List of positive integer factors of 87578 that divides 87570 without a remainder.

1, 2, 43789

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87570 and 87578. The biggest common factor number is the GCF number.
So the greatest common factor 87570 and 87578 is 2.

Also check out the Least Common Multiple of 87570 and 87578