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What is the Greatest Common Factor of 68155 and 68160?

Greatest common factor (GCF) of 68155 and 68160 is 5.

GCF(68155,68160) = 5

We will now calculate the prime factors of 68155 and 68160, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68155 and 68160.

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How to find the GCF of 68155 and 68160?

We will first find the prime factorization of 68155 and 68160. After we will calculate the factors of 68155 and 68160 and find the biggest common factor number .

Step-1: Prime Factorization of 68155

Prime factors of 68155 are 5, 43, 317. Prime factorization of 68155 in exponential form is:

68155 = 51 × 431 × 3171

Step-2: Prime Factorization of 68160

Prime factors of 68160 are 2, 3, 5, 71. Prime factorization of 68160 in exponential form is:

68160 = 26 × 31 × 51 × 711

Step-3: Factors of 68155

List of positive integer factors of 68155 that divides 68155 without a remainder.

1, 5, 43, 215, 317, 1585, 13631

Step-4: Factors of 68160

List of positive integer factors of 68160 that divides 68155 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 142, 160, 192, 213, 240, 284, 320, 355, 426, 480, 568, 710, 852, 960, 1065, 1136, 1420, 1704, 2130, 2272, 2840, 3408, 4260, 4544, 5680, 6816, 8520, 11360, 13632, 17040, 22720, 34080

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68155 and 68160. The biggest common factor number is the GCF number.
So the greatest common factor 68155 and 68160 is 5.

Also check out the Least Common Multiple of 68155 and 68160