What is the Greatest Common Factor of 69040 and 69055?

Greatest common factor (GCF) of 69040 and 69055 is 5.

GCF(69040,69055) = 5

We will now calculate the prime factors of 69040 and 69055, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69040 and 69055.

How to find the GCF of 69040 and 69055?

We will first find the prime factorization of 69040 and 69055. After we will calculate the factors of 69040 and 69055 and find the biggest common factor number .

Step-1: Prime Factorization of 69040

Prime factors of 69040 are 2, 5, 863. Prime factorization of 69040 in exponential form is:

69040 = 2⁴ × 5¹ × 863¹

Step-2: Prime Factorization of 69055

Prime factors of 69055 are 5, 7, 1973. Prime factorization of 69055 in exponential form is:

69055 = 5¹ × 7¹ × 1973¹

Step-3: Factors of 69040

List of positive integer factors of 69040 that divides 69040 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 863, 1726, 3452, 4315, 6904, 8630, 13808, 17260, 34520

Step-4: Factors of 69055

List of positive integer factors of 69055 that divides 69040 without a remainder.

1, 5, 7, 35, 1973, 9865, 13811

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69040 and 69055. The biggest common factor number is the GCF number.
So the greatest common factor 69040 and 69055 is 5.

Also check out the Least Common Multiple of 69040 and 69055