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What is the Greatest Common Factor of 2070 and 2079?

Greatest common factor (GCF) of 2070 and 2079 is 9.

GCF(2070,2079) = 9

We will now calculate the prime factors of 2070 and 2079, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2070 and 2079.

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How to find the GCF of 2070 and 2079?

We will first find the prime factorization of 2070 and 2079. After we will calculate the factors of 2070 and 2079 and find the biggest common factor number .

Step-1: Prime Factorization of 2070

Prime factors of 2070 are 2, 3, 5, 23. Prime factorization of 2070 in exponential form is:

2070 = 21 × 32 × 51 × 231

Step-2: Prime Factorization of 2079

Prime factors of 2079 are 3, 7, 11. Prime factorization of 2079 in exponential form is:

2079 = 33 × 71 × 111

Step-3: Factors of 2070

List of positive integer factors of 2070 that divides 2070 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035

Step-4: Factors of 2079

List of positive integer factors of 2079 that divides 2070 without a remainder.

1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2070 and 2079. The biggest common factor number is the GCF number.
So the greatest common factor 2070 and 2079 is 9.

Also check out the Least Common Multiple of 2070 and 2079