What is the Greatest Common Factor of 40040 and 40046?

Greatest common factor (GCF) of 40040 and 40046 is 2.

GCF(40040,40046) = 2

We will now calculate the prime factors of 40040 and 40046, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40040 and 40046.

How to find the GCF of 40040 and 40046?

We will first find the prime factorization of 40040 and 40046. After we will calculate the factors of 40040 and 40046 and find the biggest common factor number .

Step-1: Prime Factorization of 40040

Prime factors of 40040 are 2, 5, 7, 11, 13. Prime factorization of 40040 in exponential form is:

40040 = 2³ × 5¹ × 7¹ × 11¹ × 13¹

Step-2: Prime Factorization of 40046

Prime factors of 40046 are 2, 20023. Prime factorization of 40046 in exponential form is:

40046 = 2¹ × 20023¹

Step-3: Factors of 40040

List of positive integer factors of 40040 that divides 40040 without a remainder.

1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2860, 3080, 3640, 4004, 5005, 5720, 8008, 10010, 20020

Step-4: Factors of 40046

List of positive integer factors of 40046 that divides 40040 without a remainder.

1, 2, 20023

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40040 and 40046. The biggest common factor number is the GCF number.
So the greatest common factor 40040 and 40046 is 2.

Also check out the Least Common Multiple of 40040 and 40046