What is the Greatest Common Factor of 40540 and 40550?

Greatest common factor (GCF) of 40540 and 40550 is 10.

GCF(40540,40550) = 10

We will now calculate the prime factors of 40540 and 40550, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40540 and 40550.

How to find the GCF of 40540 and 40550?

We will first find the prime factorization of 40540 and 40550. After we will calculate the factors of 40540 and 40550 and find the biggest common factor number .

Step-1: Prime Factorization of 40540

Prime factors of 40540 are 2, 5, 2027. Prime factorization of 40540 in exponential form is:

40540 = 2² × 5¹ × 2027¹

Step-2: Prime Factorization of 40550

Prime factors of 40550 are 2, 5, 811. Prime factorization of 40550 in exponential form is:

40550 = 2¹ × 5² × 811¹

Step-3: Factors of 40540

List of positive integer factors of 40540 that divides 40540 without a remainder.

1, 2, 4, 5, 10, 20, 2027, 4054, 8108, 10135, 20270

Step-4: Factors of 40550

List of positive integer factors of 40550 that divides 40540 without a remainder.

1, 2, 5, 10, 25, 50, 811, 1622, 4055, 8110, 20275

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40540 and 40550. The biggest common factor number is the GCF number.
So the greatest common factor 40540 and 40550 is 10.

Also check out the Least Common Multiple of 40540 and 40550