What is the Greatest Common Factor of 31450 and 31470?

Greatest common factor (GCF) of 31450 and 31470 is 10.

GCF(31450,31470) = 10

We will now calculate the prime factors of 31450 and 31470, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31450 and 31470.

How to find the GCF of 31450 and 31470?

We will first find the prime factorization of 31450 and 31470. After we will calculate the factors of 31450 and 31470 and find the biggest common factor number .

Step-1: Prime Factorization of 31450

Prime factors of 31450 are 2, 5, 17, 37. Prime factorization of 31450 in exponential form is:

31450 = 2¹ × 5² × 17¹ × 37¹

Step-2: Prime Factorization of 31470

Prime factors of 31470 are 2, 3, 5, 1049. Prime factorization of 31470 in exponential form is:

31470 = 2¹ × 3¹ × 5¹ × 1049¹

Step-3: Factors of 31450

List of positive integer factors of 31450 that divides 31450 without a remainder.

1, 2, 5, 10, 17, 25, 34, 37, 50, 74, 85, 170, 185, 370, 425, 629, 850, 925, 1258, 1850, 3145, 6290, 15725

Step-4: Factors of 31470

List of positive integer factors of 31470 that divides 31450 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 1049, 2098, 3147, 5245, 6294, 10490, 15735

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31450 and 31470. The biggest common factor number is the GCF number.
So the greatest common factor 31450 and 31470 is 10.

Also check out the Least Common Multiple of 31450 and 31470