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What is the Greatest Common Factor of 16445 and 16457?

Greatest common factor (GCF) of 16445 and 16457 is 1.

GCF(16445,16457) = 1

We will now calculate the prime factors of 16445 and 16457, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16445 and 16457.

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How to find the GCF of 16445 and 16457?

We will first find the prime factorization of 16445 and 16457. After we will calculate the factors of 16445 and 16457 and find the biggest common factor number .

Step-1: Prime Factorization of 16445

Prime factors of 16445 are 5, 11, 13, 23. Prime factorization of 16445 in exponential form is:

16445 = 51 × 111 × 131 × 231

Step-2: Prime Factorization of 16457

Prime factors of 16457 are 7, 2351. Prime factorization of 16457 in exponential form is:

16457 = 71 × 23511

Step-3: Factors of 16445

List of positive integer factors of 16445 that divides 16445 without a remainder.

1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 1265, 1495, 3289

Step-4: Factors of 16457

List of positive integer factors of 16457 that divides 16445 without a remainder.

1, 7, 2351

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16445 and 16457. The biggest common factor number is the GCF number.
So the greatest common factor 16445 and 16457 is 1.

Also check out the Least Common Multiple of 16445 and 16457