What is the Greatest Common Factor of 43554 and 43561?

Greatest common factor (GCF) of 43554 and 43561 is 7.

GCF(43554,43561) = 7

We will now calculate the prime factors of 43554 and 43561, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43554 and 43561.

How to find the GCF of 43554 and 43561?

We will first find the prime factorization of 43554 and 43561. After we will calculate the factors of 43554 and 43561 and find the biggest common factor number .

Step-1: Prime Factorization of 43554

Prime factors of 43554 are 2, 3, 7, 17, 61. Prime factorization of 43554 in exponential form is:

43554 = 2¹ × 3¹ × 7¹ × 17¹ × 61¹

Step-2: Prime Factorization of 43561

Prime factors of 43561 are 7, 127. Prime factorization of 43561 in exponential form is:

43561 = 7³ × 127¹

Step-3: Factors of 43554

List of positive integer factors of 43554 that divides 43554 without a remainder.

1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 61, 102, 119, 122, 183, 238, 357, 366, 427, 714, 854, 1037, 1281, 2074, 2562, 3111, 6222, 7259, 14518, 21777

Step-4: Factors of 43561

List of positive integer factors of 43561 that divides 43554 without a remainder.

1, 7, 49, 127, 343, 889, 6223

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43554 and 43561. The biggest common factor number is the GCF number.
So the greatest common factor 43554 and 43561 is 7.

Also check out the Least Common Multiple of 43554 and 43561