What is the Greatest Common Factor of 40560 and 40572?

Greatest common factor (GCF) of 40560 and 40572 is 12.

GCF(40560,40572) = 12

We will now calculate the prime factors of 40560 and 40572, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40560 and 40572.

How to find the GCF of 40560 and 40572?

We will first find the prime factorization of 40560 and 40572. After we will calculate the factors of 40560 and 40572 and find the biggest common factor number .

Step-1: Prime Factorization of 40560

Prime factors of 40560 are 2, 3, 5, 13. Prime factorization of 40560 in exponential form is:

40560 = 2⁴ × 3¹ × 5¹ × 13²

Step-2: Prime Factorization of 40572

Prime factors of 40572 are 2, 3, 7, 23. Prime factorization of 40572 in exponential form is:

40572 = 2² × 3² × 7² × 23¹

Step-3: Factors of 40560

List of positive integer factors of 40560 that divides 40560 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 4056, 5070, 6760, 8112, 10140, 13520, 20280

Step-4: Factors of 40572

List of positive integer factors of 40572 that divides 40560 without a remainder.

1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 49, 63, 69, 84, 92, 98, 126, 138, 147, 161, 196, 207, 252, 276, 294, 322, 414, 441, 483, 588, 644, 828, 882, 966, 1127, 1449, 1764, 1932, 2254, 2898, 3381, 4508, 5796, 6762, 10143, 13524, 20286

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40560 and 40572. The biggest common factor number is the GCF number.
So the greatest common factor 40560 and 40572 is 12.

Also check out the Least Common Multiple of 40560 and 40572