What is the Greatest Common Factor of 69111 and 69120?

Greatest common factor (GCF) of 69111 and 69120 is 9.

GCF(69111,69120) = 9

We will now calculate the prime factors of 69111 and 69120, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69111 and 69120.

How to find the GCF of 69111 and 69120?

We will first find the prime factorization of 69111 and 69120. After we will calculate the factors of 69111 and 69120 and find the biggest common factor number .

Step-1: Prime Factorization of 69111

Prime factors of 69111 are 3, 7, 1097. Prime factorization of 69111 in exponential form is:

69111 = 3² × 7¹ × 1097¹

Step-2: Prime Factorization of 69120

Prime factors of 69120 are 2, 3, 5. Prime factorization of 69120 in exponential form is:

69120 = 2⁹ × 3³ × 5¹

Step-3: Factors of 69111

List of positive integer factors of 69111 that divides 69111 without a remainder.

1, 3, 7, 9, 21, 63, 1097, 3291, 7679, 9873, 23037

Step-4: Factors of 69120

List of positive integer factors of 69120 that divides 69111 without a remainder.

1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3456, 3840, 4320, 4608, 5760, 6912, 7680, 8640, 11520, 13824, 17280, 23040, 34560

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69111 and 69120. The biggest common factor number is the GCF number.
So the greatest common factor 69111 and 69120 is 9.

Also check out the Least Common Multiple of 69111 and 69120