What is the Greatest Common Factor of 74870 and 74878?

Greatest common factor (GCF) of 74870 and 74878 is 2.

GCF(74870,74878) = 2

We will now calculate the prime factors of 74870 and 74878, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74870 and 74878.

How to find the GCF of 74870 and 74878?

We will first find the prime factorization of 74870 and 74878. After we will calculate the factors of 74870 and 74878 and find the biggest common factor number .

Step-1: Prime Factorization of 74870

Prime factors of 74870 are 2, 5, 7487. Prime factorization of 74870 in exponential form is:

74870 = 2¹ × 5¹ × 7487¹

Step-2: Prime Factorization of 74878

Prime factors of 74878 are 2, 29, 1291. Prime factorization of 74878 in exponential form is:

74878 = 2¹ × 29¹ × 1291¹

Step-3: Factors of 74870

List of positive integer factors of 74870 that divides 74870 without a remainder.

1, 2, 5, 10, 7487, 14974, 37435

Step-4: Factors of 74878

List of positive integer factors of 74878 that divides 74870 without a remainder.

1, 2, 29, 58, 1291, 2582, 37439

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74870 and 74878. The biggest common factor number is the GCF number.
So the greatest common factor 74870 and 74878 is 2.

Also check out the Least Common Multiple of 74870 and 74878