What is the Greatest Common Factor of 17955 and 17965?

Greatest common factor (GCF) of 17955 and 17965 is 5.

GCF(17955,17965) = 5

We will now calculate the prime factors of 17955 and 17965, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17955 and 17965.

How to find the GCF of 17955 and 17965?

We will first find the prime factorization of 17955 and 17965. After we will calculate the factors of 17955 and 17965 and find the biggest common factor number .

Step-1: Prime Factorization of 17955

Prime factors of 17955 are 3, 5, 7, 19. Prime factorization of 17955 in exponential form is:

17955 = 3³ × 5¹ × 7¹ × 19¹

Step-2: Prime Factorization of 17965

Prime factors of 17965 are 5, 3593. Prime factorization of 17965 in exponential form is:

17965 = 5¹ × 3593¹

Step-3: Factors of 17955

List of positive integer factors of 17955 that divides 17955 without a remainder.

1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 285, 315, 399, 513, 665, 855, 945, 1197, 1995, 2565, 3591, 5985

Step-4: Factors of 17965

List of positive integer factors of 17965 that divides 17955 without a remainder.

1, 5, 3593

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17955 and 17965. The biggest common factor number is the GCF number.
So the greatest common factor 17955 and 17965 is 5.

Also check out the Least Common Multiple of 17955 and 17965