What is the Greatest Common Factor of 31745 and 31760?

Greatest common factor (GCF) of 31745 and 31760 is 5.

GCF(31745,31760) = 5

We will now calculate the prime factors of 31745 and 31760, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31745 and 31760.

How to find the GCF of 31745 and 31760?

We will first find the prime factorization of 31745 and 31760. After we will calculate the factors of 31745 and 31760 and find the biggest common factor number .

Step-1: Prime Factorization of 31745

Prime factors of 31745 are 5, 7, 907. Prime factorization of 31745 in exponential form is:

31745 = 5¹ × 7¹ × 907¹

Step-2: Prime Factorization of 31760

Prime factors of 31760 are 2, 5, 397. Prime factorization of 31760 in exponential form is:

31760 = 2⁴ × 5¹ × 397¹

Step-3: Factors of 31745

List of positive integer factors of 31745 that divides 31745 without a remainder.

1, 5, 7, 35, 907, 4535, 6349

Step-4: Factors of 31760

List of positive integer factors of 31760 that divides 31745 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 3176, 3970, 6352, 7940, 15880

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31745 and 31760. The biggest common factor number is the GCF number.
So the greatest common factor 31745 and 31760 is 5.

Also check out the Least Common Multiple of 31745 and 31760