What is the Greatest Common Factor of 53945 and 53955?

Greatest common factor (GCF) of 53945 and 53955 is 5.

GCF(53945,53955) = 5

We will now calculate the prime factors of 53945 and 53955, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 53945 and 53955.

How to find the GCF of 53945 and 53955?

We will first find the prime factorization of 53945 and 53955. After we will calculate the factors of 53945 and 53955 and find the biggest common factor number .

Step-1: Prime Factorization of 53945

Prime factors of 53945 are 5, 10789. Prime factorization of 53945 in exponential form is:

53945 = 5¹ × 10789¹

Step-2: Prime Factorization of 53955

Prime factors of 53955 are 3, 5, 11, 109. Prime factorization of 53955 in exponential form is:

53955 = 3² × 5¹ × 11¹ × 109¹

Step-3: Factors of 53945

List of positive integer factors of 53945 that divides 53945 without a remainder.

1, 5, 10789

Step-4: Factors of 53955

List of positive integer factors of 53955 that divides 53945 without a remainder.

1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 109, 165, 327, 495, 545, 981, 1199, 1635, 3597, 4905, 5995, 10791, 17985

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 53945 and 53955. The biggest common factor number is the GCF number.
So the greatest common factor 53945 and 53955 is 5.

Also check out the Least Common Multiple of 53945 and 53955