What is the Greatest Common Factor of 3654 and 3661?

Greatest common factor (GCF) of 3654 and 3661 is 7.

GCF(3654,3661) = 7

We will now calculate the prime factors of 3654 and 3661, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3654 and 3661.

How to find the GCF of 3654 and 3661?

We will first find the prime factorization of 3654 and 3661. After we will calculate the factors of 3654 and 3661 and find the biggest common factor number .

Step-1: Prime Factorization of 3654

Prime factors of 3654 are 2, 3, 7, 29. Prime factorization of 3654 in exponential form is:

3654 = 2¹ × 3² × 7¹ × 29¹

Step-2: Prime Factorization of 3661

Prime factors of 3661 are 7, 523. Prime factorization of 3661 in exponential form is:

3661 = 7¹ × 523¹

Step-3: Factors of 3654

List of positive integer factors of 3654 that divides 3654 without a remainder.

1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827

Step-4: Factors of 3661

List of positive integer factors of 3661 that divides 3654 without a remainder.

1, 7, 523

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3654 and 3661. The biggest common factor number is the GCF number.
So the greatest common factor 3654 and 3661 is 7.

Also check out the Least Common Multiple of 3654 and 3661