What is the Greatest Common Factor of 10440 and 10449?

Greatest common factor (GCF) of 10440 and 10449 is 9.

GCF(10440,10449) = 9

We will now calculate the prime factors of 10440 and 10449, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10440 and 10449.

How to find the GCF of 10440 and 10449?

We will first find the prime factorization of 10440 and 10449. After we will calculate the factors of 10440 and 10449 and find the biggest common factor number .

Step-1: Prime Factorization of 10440

Prime factors of 10440 are 2, 3, 5, 29. Prime factorization of 10440 in exponential form is:

10440 = 2³ × 3² × 5¹ × 29¹

Step-2: Prime Factorization of 10449

Prime factors of 10449 are 3, 43. Prime factorization of 10449 in exponential form is:

10449 = 3⁵ × 43¹

Step-3: Factors of 10440

List of positive integer factors of 10440 that divides 10440 without a remainder.

1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2088, 2610, 3480, 5220

Step-4: Factors of 10449

List of positive integer factors of 10449 that divides 10440 without a remainder.

1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10440 and 10449. The biggest common factor number is the GCF number.
So the greatest common factor 10440 and 10449 is 9.

Also check out the Least Common Multiple of 10440 and 10449