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What is the Greatest Common Factor of 6435 and 6446?

Greatest common factor (GCF) of 6435 and 6446 is 11.

GCF(6435,6446) = 11

We will now calculate the prime factors of 6435 and 6446, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6435 and 6446.

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How to find the GCF of 6435 and 6446?

We will first find the prime factorization of 6435 and 6446. After we will calculate the factors of 6435 and 6446 and find the biggest common factor number .

Step-1: Prime Factorization of 6435

Prime factors of 6435 are 3, 5, 11, 13. Prime factorization of 6435 in exponential form is:

6435 = 32 × 51 × 111 × 131

Step-2: Prime Factorization of 6446

Prime factors of 6446 are 2, 11, 293. Prime factorization of 6446 in exponential form is:

6446 = 21 × 111 × 2931

Step-3: Factors of 6435

List of positive integer factors of 6435 that divides 6435 without a remainder.

1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145

Step-4: Factors of 6446

List of positive integer factors of 6446 that divides 6435 without a remainder.

1, 2, 11, 22, 293, 586, 3223

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6435 and 6446. The biggest common factor number is the GCF number.
So the greatest common factor 6435 and 6446 is 11.

Also check out the Least Common Multiple of 6435 and 6446