What is the Greatest Common Factor of 87415 and 87430?

Greatest common factor (GCF) of 87415 and 87430 is 5.

GCF(87415,87430) = 5

We will now calculate the prime factors of 87415 and 87430, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87415 and 87430.

How to find the GCF of 87415 and 87430?

We will first find the prime factorization of 87415 and 87430. After we will calculate the factors of 87415 and 87430 and find the biggest common factor number .

Step-1: Prime Factorization of 87415

Prime factors of 87415 are 5, 17483. Prime factorization of 87415 in exponential form is:

87415 = 5¹ × 17483¹

Step-2: Prime Factorization of 87430

Prime factors of 87430 are 2, 5, 7, 1249. Prime factorization of 87430 in exponential form is:

87430 = 2¹ × 5¹ × 7¹ × 1249¹

Step-3: Factors of 87415

List of positive integer factors of 87415 that divides 87415 without a remainder.

1, 5, 17483

Step-4: Factors of 87430

List of positive integer factors of 87430 that divides 87415 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 1249, 2498, 6245, 8743, 12490, 17486, 43715

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87415 and 87430. The biggest common factor number is the GCF number.
So the greatest common factor 87415 and 87430 is 5.

Also check out the Least Common Multiple of 87415 and 87430