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What is the Greatest Common Factor of 716 and 721?

Greatest common factor (GCF) of 716 and 721 is 1.

GCF(716,721) = 1

We will now calculate the prime factors of 716 and 721, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 716 and 721.

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How to find the GCF of 716 and 721?

We will first find the prime factorization of 716 and 721. After we will calculate the factors of 716 and 721 and find the biggest common factor number .

Step-1: Prime Factorization of 716

Prime factors of 716 are 2, 179. Prime factorization of 716 in exponential form is:

716 = 22 × 1791

Step-2: Prime Factorization of 721

Prime factors of 721 are 7, 103. Prime factorization of 721 in exponential form is:

721 = 71 × 1031

Step-3: Factors of 716

List of positive integer factors of 716 that divides 716 without a remainder.

1, 2, 4, 179, 358

Step-4: Factors of 721

List of positive integer factors of 721 that divides 716 without a remainder.

1, 7, 103

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 716 and 721. The biggest common factor number is the GCF number.
So the greatest common factor 716 and 721 is 1.

Also check out the Least Common Multiple of 716 and 721