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What is the Greatest Common Factor of 1705 and 1710?

Greatest common factor (GCF) of 1705 and 1710 is 5.

GCF(1705,1710) = 5

We will now calculate the prime factors of 1705 and 1710, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1705 and 1710.

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How to find the GCF of 1705 and 1710?

We will first find the prime factorization of 1705 and 1710. After we will calculate the factors of 1705 and 1710 and find the biggest common factor number .

Step-1: Prime Factorization of 1705

Prime factors of 1705 are 5, 11, 31. Prime factorization of 1705 in exponential form is:

1705 = 51 × 111 × 311

Step-2: Prime Factorization of 1710

Prime factors of 1710 are 2, 3, 5, 19. Prime factorization of 1710 in exponential form is:

1710 = 21 × 32 × 51 × 191

Step-3: Factors of 1705

List of positive integer factors of 1705 that divides 1705 without a remainder.

1, 5, 11, 31, 55, 155, 341

Step-4: Factors of 1710

List of positive integer factors of 1710 that divides 1705 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1705 and 1710. The biggest common factor number is the GCF number.
So the greatest common factor 1705 and 1710 is 5.

Also check out the Least Common Multiple of 1705 and 1710