What is the Greatest Common Factor of 40420 and 40437?

Greatest common factor (GCF) of 40420 and 40437 is 1.

GCF(40420,40437) = 1

We will now calculate the prime factors of 40420 and 40437, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40420 and 40437.

How to find the GCF of 40420 and 40437?

We will first find the prime factorization of 40420 and 40437. After we will calculate the factors of 40420 and 40437 and find the biggest common factor number .

Step-1: Prime Factorization of 40420

Prime factors of 40420 are 2, 5, 43, 47. Prime factorization of 40420 in exponential form is:

40420 = 2² × 5¹ × 43¹ × 47¹

Step-2: Prime Factorization of 40437

Prime factors of 40437 are 3, 4493. Prime factorization of 40437 in exponential form is:

40437 = 3² × 4493¹

Step-3: Factors of 40420

List of positive integer factors of 40420 that divides 40420 without a remainder.

1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 4042, 8084, 10105, 20210

Step-4: Factors of 40437

List of positive integer factors of 40437 that divides 40420 without a remainder.

1, 3, 9, 4493, 13479

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40420 and 40437. The biggest common factor number is the GCF number.
So the greatest common factor 40420 and 40437 is 1.

Also check out the Least Common Multiple of 40420 and 40437