What is the Greatest Common Factor of 2790 and 2807?

Greatest common factor (GCF) of 2790 and 2807 is 1.

GCF(2790,2807) = 1

We will now calculate the prime factors of 2790 and 2807, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2790 and 2807.

How to find the GCF of 2790 and 2807?

We will first find the prime factorization of 2790 and 2807. After we will calculate the factors of 2790 and 2807 and find the biggest common factor number .

Step-1: Prime Factorization of 2790

Prime factors of 2790 are 2, 3, 5, 31. Prime factorization of 2790 in exponential form is:

2790 = 2¹ × 3² × 5¹ × 31¹

Step-2: Prime Factorization of 2807

Prime factors of 2807 are 7, 401. Prime factorization of 2807 in exponential form is:

2807 = 7¹ × 401¹

Step-3: Factors of 2790

List of positive integer factors of 2790 that divides 2790 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395

Step-4: Factors of 2807

List of positive integer factors of 2807 that divides 2790 without a remainder.

1, 7, 401

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2790 and 2807. The biggest common factor number is the GCF number.
So the greatest common factor 2790 and 2807 is 1.

Also check out the Least Common Multiple of 2790 and 2807