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What is the Greatest Common Factor of 65660 and 65670?

Greatest common factor (GCF) of 65660 and 65670 is 10.

GCF(65660,65670) = 10

We will now calculate the prime factors of 65660 and 65670, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65660 and 65670.

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How to find the GCF of 65660 and 65670?

We will first find the prime factorization of 65660 and 65670. After we will calculate the factors of 65660 and 65670 and find the biggest common factor number .

Step-1: Prime Factorization of 65660

Prime factors of 65660 are 2, 5, 7, 67. Prime factorization of 65660 in exponential form is:

65660 = 22 × 51 × 72 × 671

Step-2: Prime Factorization of 65670

Prime factors of 65670 are 2, 3, 5, 11, 199. Prime factorization of 65670 in exponential form is:

65670 = 21 × 31 × 51 × 111 × 1991

Step-3: Factors of 65660

List of positive integer factors of 65660 that divides 65660 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 469, 490, 670, 938, 980, 1340, 1876, 2345, 3283, 4690, 6566, 9380, 13132, 16415, 32830

Step-4: Factors of 65670

List of positive integer factors of 65670 that divides 65660 without a remainder.

1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 199, 330, 398, 597, 995, 1194, 1990, 2189, 2985, 4378, 5970, 6567, 10945, 13134, 21890, 32835

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65660 and 65670. The biggest common factor number is the GCF number.
So the greatest common factor 65660 and 65670 is 10.

Also check out the Least Common Multiple of 65660 and 65670