What is the Greatest Common Factor of 87740 and 87745?

Greatest common factor (GCF) of 87740 and 87745 is 5.

GCF(87740,87745) = 5

We will now calculate the prime factors of 87740 and 87745, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87740 and 87745.

How to find the GCF of 87740 and 87745?

We will first find the prime factorization of 87740 and 87745. After we will calculate the factors of 87740 and 87745 and find the biggest common factor number .

Step-1: Prime Factorization of 87740

Prime factors of 87740 are 2, 5, 41, 107. Prime factorization of 87740 in exponential form is:

87740 = 2² × 5¹ × 41¹ × 107¹

Step-2: Prime Factorization of 87745

Prime factors of 87745 are 5, 7, 23, 109. Prime factorization of 87745 in exponential form is:

87745 = 5¹ × 7¹ × 23¹ × 109¹

Step-3: Factors of 87740

List of positive integer factors of 87740 that divides 87740 without a remainder.

1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 410, 428, 535, 820, 1070, 2140, 4387, 8774, 17548, 21935, 43870

Step-4: Factors of 87745

List of positive integer factors of 87745 that divides 87740 without a remainder.

1, 5, 7, 23, 35, 109, 115, 161, 545, 763, 805, 2507, 3815, 12535, 17549

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87740 and 87745. The biggest common factor number is the GCF number.
So the greatest common factor 87740 and 87745 is 5.

Also check out the Least Common Multiple of 87740 and 87745