What is the Greatest Common Factor of 57470 and 57490?

Greatest common factor (GCF) of 57470 and 57490 is 10.

GCF(57470,57490) = 10

We will now calculate the prime factors of 57470 and 57490, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57470 and 57490.

How to find the GCF of 57470 and 57490?

We will first find the prime factorization of 57470 and 57490. After we will calculate the factors of 57470 and 57490 and find the biggest common factor number .

Step-1: Prime Factorization of 57470

Prime factors of 57470 are 2, 5, 7, 821. Prime factorization of 57470 in exponential form is:

57470 = 2¹ × 5¹ × 7¹ × 821¹

Step-2: Prime Factorization of 57490

Prime factors of 57490 are 2, 5, 5749. Prime factorization of 57490 in exponential form is:

57490 = 2¹ × 5¹ × 5749¹

Step-3: Factors of 57470

List of positive integer factors of 57470 that divides 57470 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 821, 1642, 4105, 5747, 8210, 11494, 28735

Step-4: Factors of 57490

List of positive integer factors of 57490 that divides 57470 without a remainder.

1, 2, 5, 10, 5749, 11498, 28745

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57470 and 57490. The biggest common factor number is the GCF number.
So the greatest common factor 57470 and 57490 is 10.

Also check out the Least Common Multiple of 57470 and 57490