What is the Greatest Common Factor of 87505 and 87515?

Greatest common factor (GCF) of 87505 and 87515 is 5.

GCF(87505,87515) = 5

We will now calculate the prime factors of 87505 and 87515, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87505 and 87515.

How to find the GCF of 87505 and 87515?

We will first find the prime factorization of 87505 and 87515. After we will calculate the factors of 87505 and 87515 and find the biggest common factor number .

Step-1: Prime Factorization of 87505

Prime factors of 87505 are 5, 11, 37, 43. Prime factorization of 87505 in exponential form is:

87505 = 5¹ × 11¹ × 37¹ × 43¹

Step-2: Prime Factorization of 87515

Prime factors of 87515 are 5, 23, 761. Prime factorization of 87515 in exponential form is:

87515 = 5¹ × 23¹ × 761¹

Step-3: Factors of 87505

List of positive integer factors of 87505 that divides 87505 without a remainder.

1, 5, 11, 37, 43, 55, 185, 215, 407, 473, 1591, 2035, 2365, 7955, 17501

Step-4: Factors of 87515

List of positive integer factors of 87515 that divides 87505 without a remainder.

1, 5, 23, 115, 761, 3805, 17503

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87505 and 87515. The biggest common factor number is the GCF number.
So the greatest common factor 87505 and 87515 is 5.

Also check out the Least Common Multiple of 87505 and 87515