What is the Greatest Common Factor of 87458 and 87478?

Greatest common factor (GCF) of 87458 and 87478 is 2.

GCF(87458,87478) = 2

We will now calculate the prime factors of 87458 and 87478, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87458 and 87478.

How to find the GCF of 87458 and 87478?

We will first find the prime factorization of 87458 and 87478. After we will calculate the factors of 87458 and 87478 and find the biggest common factor number .

Step-1: Prime Factorization of 87458

Prime factors of 87458 are 2, 7, 6247. Prime factorization of 87458 in exponential form is:

87458 = 2¹ × 7¹ × 6247¹

Step-2: Prime Factorization of 87478

Prime factors of 87478 are 2, 191, 229. Prime factorization of 87478 in exponential form is:

87478 = 2¹ × 191¹ × 229¹

Step-3: Factors of 87458

List of positive integer factors of 87458 that divides 87458 without a remainder.

1, 2, 7, 14, 6247, 12494, 43729

Step-4: Factors of 87478

List of positive integer factors of 87478 that divides 87458 without a remainder.

1, 2, 191, 229, 382, 458, 43739

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87458 and 87478. The biggest common factor number is the GCF number.
So the greatest common factor 87458 and 87478 is 2.

Also check out the Least Common Multiple of 87458 and 87478