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What is the Greatest Common Factor of 9842 and 9855?

Greatest common factor (GCF) of 9842 and 9855 is 1.

GCF(9842,9855) = 1

We will now calculate the prime factors of 9842 and 9855, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9842 and 9855.

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How to find the GCF of 9842 and 9855?

We will first find the prime factorization of 9842 and 9855. After we will calculate the factors of 9842 and 9855 and find the biggest common factor number .

Step-1: Prime Factorization of 9842

Prime factors of 9842 are 2, 7, 19, 37. Prime factorization of 9842 in exponential form is:

9842 = 21 × 71 × 191 × 371

Step-2: Prime Factorization of 9855

Prime factors of 9855 are 3, 5, 73. Prime factorization of 9855 in exponential form is:

9855 = 33 × 51 × 731

Step-3: Factors of 9842

List of positive integer factors of 9842 that divides 9842 without a remainder.

1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 4921

Step-4: Factors of 9855

List of positive integer factors of 9855 that divides 9842 without a remainder.

1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 3285

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9842 and 9855. The biggest common factor number is the GCF number.
So the greatest common factor 9842 and 9855 is 1.

Also check out the Least Common Multiple of 9842 and 9855