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What is the Greatest Common Factor of 30690 and 30703?

Greatest common factor (GCF) of 30690 and 30703 is 1.

GCF(30690,30703) = 1

We will now calculate the prime factors of 30690 and 30703, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30690 and 30703.

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How to find the GCF of 30690 and 30703?

We will first find the prime factorization of 30690 and 30703. After we will calculate the factors of 30690 and 30703 and find the biggest common factor number .

Step-1: Prime Factorization of 30690

Prime factors of 30690 are 2, 3, 5, 11, 31. Prime factorization of 30690 in exponential form is:

30690 = 21 × 32 × 51 × 111 × 311

Step-2: Prime Factorization of 30703

Prime factors of 30703 are 30703. Prime factorization of 30703 in exponential form is:

30703 = 307031

Step-3: Factors of 30690

List of positive integer factors of 30690 that divides 30690 without a remainder.

1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 155, 165, 186, 198, 279, 310, 330, 341, 465, 495, 558, 682, 930, 990, 1023, 1395, 1705, 2046, 2790, 3069, 3410, 5115, 6138, 10230, 15345

Step-4: Factors of 30703

List of positive integer factors of 30703 that divides 30690 without a remainder.

1

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30690 and 30703. The biggest common factor number is the GCF number.
So the greatest common factor 30690 and 30703 is 1.

Also check out the Least Common Multiple of 30690 and 30703