What is the Greatest Common Factor of 26955 and 26970?

Greatest common factor (GCF) of 26955 and 26970 is 15.

GCF(26955,26970) = 15

We will now calculate the prime factors of 26955 and 26970, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26955 and 26970.

How to find the GCF of 26955 and 26970?

We will first find the prime factorization of 26955 and 26970. After we will calculate the factors of 26955 and 26970 and find the biggest common factor number .

Step-1: Prime Factorization of 26955

Prime factors of 26955 are 3, 5, 599. Prime factorization of 26955 in exponential form is:

26955 = 3² × 5¹ × 599¹

Step-2: Prime Factorization of 26970

Prime factors of 26970 are 2, 3, 5, 29, 31. Prime factorization of 26970 in exponential form is:

26970 = 2¹ × 3¹ × 5¹ × 29¹ × 31¹

Step-3: Factors of 26955

List of positive integer factors of 26955 that divides 26955 without a remainder.

1, 3, 5, 9, 15, 45, 599, 1797, 2995, 5391, 8985

Step-4: Factors of 26970

List of positive integer factors of 26970 that divides 26955 without a remainder.

1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 290, 310, 435, 465, 870, 899, 930, 1798, 2697, 4495, 5394, 8990, 13485

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26955 and 26970. The biggest common factor number is the GCF number.
So the greatest common factor 26955 and 26970 is 15.

Also check out the Least Common Multiple of 26955 and 26970