What is the Greatest Common Factor of 75870 and 75884?

Greatest common factor (GCF) of 75870 and 75884 is 2.

GCF(75870,75884) = 2

We will now calculate the prime factors of 75870 and 75884, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75870 and 75884.

How to find the GCF of 75870 and 75884?

We will first find the prime factorization of 75870 and 75884. After we will calculate the factors of 75870 and 75884 and find the biggest common factor number .

Step-1: Prime Factorization of 75870

Prime factors of 75870 are 2, 3, 5, 281. Prime factorization of 75870 in exponential form is:

75870 = 2¹ × 3³ × 5¹ × 281¹

Step-2: Prime Factorization of 75884

Prime factors of 75884 are 2, 61, 311. Prime factorization of 75884 in exponential form is:

75884 = 2² × 61¹ × 311¹

Step-3: Factors of 75870

List of positive integer factors of 75870 that divides 75870 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 281, 562, 843, 1405, 1686, 2529, 2810, 4215, 5058, 7587, 8430, 12645, 15174, 25290, 37935

Step-4: Factors of 75884

List of positive integer factors of 75884 that divides 75870 without a remainder.

1, 2, 4, 61, 122, 244, 311, 622, 1244, 18971, 37942

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75870 and 75884. The biggest common factor number is the GCF number.
So the greatest common factor 75870 and 75884 is 2.

Also check out the Least Common Multiple of 75870 and 75884