What is the Greatest Common Factor of 31490 and 31510?

Greatest common factor (GCF) of 31490 and 31510 is 10.

GCF(31490,31510) = 10

We will now calculate the prime factors of 31490 and 31510, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31490 and 31510.

How to find the GCF of 31490 and 31510?

We will first find the prime factorization of 31490 and 31510. After we will calculate the factors of 31490 and 31510 and find the biggest common factor number .

Step-1: Prime Factorization of 31490

Prime factors of 31490 are 2, 5, 47, 67. Prime factorization of 31490 in exponential form is:

31490 = 2¹ × 5¹ × 47¹ × 67¹

Step-2: Prime Factorization of 31510

Prime factors of 31510 are 2, 5, 23, 137. Prime factorization of 31510 in exponential form is:

31510 = 2¹ × 5¹ × 23¹ × 137¹

Step-3: Factors of 31490

List of positive integer factors of 31490 that divides 31490 without a remainder.

1, 2, 5, 10, 47, 67, 94, 134, 235, 335, 470, 670, 3149, 6298, 15745

Step-4: Factors of 31510

List of positive integer factors of 31510 that divides 31490 without a remainder.

1, 2, 5, 10, 23, 46, 115, 137, 230, 274, 685, 1370, 3151, 6302, 15755

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31490 and 31510. The biggest common factor number is the GCF number.
So the greatest common factor 31490 and 31510 is 10.

Also check out the Least Common Multiple of 31490 and 31510