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What is the Greatest Common Factor of 89760 and 89775?

Greatest common factor (GCF) of 89760 and 89775 is 15.

GCF(89760,89775) = 15

We will now calculate the prime factors of 89760 and 89775, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 89760 and 89775.

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How to find the GCF of 89760 and 89775?

We will first find the prime factorization of 89760 and 89775. After we will calculate the factors of 89760 and 89775 and find the biggest common factor number .

Step-1: Prime Factorization of 89760

Prime factors of 89760 are 2, 3, 5, 11, 17. Prime factorization of 89760 in exponential form is:

89760 = 25 × 31 × 51 × 111 × 171

Step-2: Prime Factorization of 89775

Prime factors of 89775 are 3, 5, 7, 19. Prime factorization of 89775 in exponential form is:

89775 = 33 × 52 × 71 × 191

Step-3: Factors of 89760

List of positive integer factors of 89760 that divides 89760 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 96, 102, 110, 120, 132, 136, 160, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 352, 374, 408, 440, 480, 510, 528, 544, 561, 660, 680, 748, 816, 880, 935, 1020, 1056, 1122, 1320, 1360, 1496, 1632, 1760, 1870, 2040, 2244, 2640, 2720, 2805, 2992, 3740, 4080, 4488, 5280, 5610, 5984, 7480, 8160, 8976, 11220, 14960, 17952, 22440, 29920, 44880

Step-4: Factors of 89775

List of positive integer factors of 89775 that divides 89760 without a remainder.

1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 57, 63, 75, 95, 105, 133, 135, 171, 175, 189, 225, 285, 315, 399, 475, 513, 525, 665, 675, 855, 945, 1197, 1425, 1575, 1995, 2565, 3325, 3591, 4275, 4725, 5985, 9975, 12825, 17955, 29925

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 89760 and 89775. The biggest common factor number is the GCF number.
So the greatest common factor 89760 and 89775 is 15.

Also check out the Least Common Multiple of 89760 and 89775