What is the Greatest Common Factor of 24557 and 24570?

Greatest common factor (GCF) of 24557 and 24570 is 13.

GCF(24557,24570) = 13

We will now calculate the prime factors of 24557 and 24570, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 24557 and 24570.

How to find the GCF of 24557 and 24570?

We will first find the prime factorization of 24557 and 24570. After we will calculate the factors of 24557 and 24570 and find the biggest common factor number .

Step-1: Prime Factorization of 24557

Prime factors of 24557 are 13, 1889. Prime factorization of 24557 in exponential form is:

24557 = 13¹ × 1889¹

Step-2: Prime Factorization of 24570

Prime factors of 24570 are 2, 3, 5, 7, 13. Prime factorization of 24570 in exponential form is:

24570 = 2¹ × 3³ × 5¹ × 7¹ × 13¹

Step-3: Factors of 24557

List of positive integer factors of 24557 that divides 24557 without a remainder.

1, 13, 1889

Step-4: Factors of 24570

List of positive integer factors of 24570 that divides 24557 without a remainder.

1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 315, 351, 378, 390, 455, 546, 585, 630, 702, 819, 910, 945, 1170, 1365, 1638, 1755, 1890, 2457, 2730, 3510, 4095, 4914, 8190, 12285

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 24557 and 24570. The biggest common factor number is the GCF number.
So the greatest common factor 24557 and 24570 is 13.

Also check out the Least Common Multiple of 24557 and 24570