What is the Greatest Common Factor of 7040 and 7055?

Greatest common factor (GCF) of 7040 and 7055 is 5.

GCF(7040,7055) = 5

We will now calculate the prime factors of 7040 and 7055, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7040 and 7055.

How to find the GCF of 7040 and 7055?

We will first find the prime factorization of 7040 and 7055. After we will calculate the factors of 7040 and 7055 and find the biggest common factor number .

Step-1: Prime Factorization of 7040

Prime factors of 7040 are 2, 5, 11. Prime factorization of 7040 in exponential form is:

7040 = 2⁷ × 5¹ × 11¹

Step-2: Prime Factorization of 7055

Prime factors of 7055 are 5, 17, 83. Prime factorization of 7055 in exponential form is:

7055 = 5¹ × 17¹ × 83¹

Step-3: Factors of 7040

List of positive integer factors of 7040 that divides 7040 without a remainder.

1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520

Step-4: Factors of 7055

List of positive integer factors of 7055 that divides 7040 without a remainder.

1, 5, 17, 83, 85, 415, 1411

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7040 and 7055. The biggest common factor number is the GCF number.
So the greatest common factor 7040 and 7055 is 5.

Also check out the Least Common Multiple of 7040 and 7055