What is the Greatest Common Factor of 31080 and 31095?

Greatest common factor (GCF) of 31080 and 31095 is 15.

GCF(31080,31095) = 15

We will now calculate the prime factors of 31080 and 31095, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31080 and 31095.

How to find the GCF of 31080 and 31095?

We will first find the prime factorization of 31080 and 31095. After we will calculate the factors of 31080 and 31095 and find the biggest common factor number .

Step-1: Prime Factorization of 31080

Prime factors of 31080 are 2, 3, 5, 7, 37. Prime factorization of 31080 in exponential form is:

31080 = 2³ × 3¹ × 5¹ × 7¹ × 37¹

Step-2: Prime Factorization of 31095

Prime factors of 31095 are 3, 5, 691. Prime factorization of 31095 in exponential form is:

31095 = 3² × 5¹ × 691¹

Step-3: Factors of 31080

List of positive integer factors of 31080 that divides 31080 without a remainder.

1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 7770, 10360, 15540

Step-4: Factors of 31095

List of positive integer factors of 31095 that divides 31080 without a remainder.

1, 3, 5, 9, 15, 45, 691, 2073, 3455, 6219, 10365

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31080 and 31095. The biggest common factor number is the GCF number.
So the greatest common factor 31080 and 31095 is 15.

Also check out the Least Common Multiple of 31080 and 31095