What is the Greatest Common Factor of 45964 and 45980?

Greatest common factor (GCF) of 45964 and 45980 is 4.

GCF(45964,45980) = 4

We will now calculate the prime factors of 45964 and 45980, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45964 and 45980.

How to find the GCF of 45964 and 45980?

We will first find the prime factorization of 45964 and 45980. After we will calculate the factors of 45964 and 45980 and find the biggest common factor number .

Step-1: Prime Factorization of 45964

Prime factors of 45964 are 2, 11491. Prime factorization of 45964 in exponential form is:

45964 = 2² × 11491¹

Step-2: Prime Factorization of 45980

Prime factors of 45980 are 2, 5, 11, 19. Prime factorization of 45980 in exponential form is:

45980 = 2² × 5¹ × 11² × 19¹

Step-3: Factors of 45964

List of positive integer factors of 45964 that divides 45964 without a remainder.

1, 2, 4, 11491, 22982

Step-4: Factors of 45980

List of positive integer factors of 45980 that divides 45964 without a remainder.

1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 2090, 2299, 2420, 4180, 4598, 9196, 11495, 22990

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45964 and 45980. The biggest common factor number is the GCF number.
So the greatest common factor 45964 and 45980 is 4.

Also check out the Least Common Multiple of 45964 and 45980