What is the Greatest Common Factor of 40686 and 40700?

Greatest common factor (GCF) of 40686 and 40700 is 2.

GCF(40686,40700) = 2

We will now calculate the prime factors of 40686 and 40700, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40686 and 40700.

How to find the GCF of 40686 and 40700?

We will first find the prime factorization of 40686 and 40700. After we will calculate the factors of 40686 and 40700 and find the biggest common factor number .

Step-1: Prime Factorization of 40686

Prime factors of 40686 are 2, 3, 6781. Prime factorization of 40686 in exponential form is:

40686 = 2¹ × 3¹ × 6781¹

Step-2: Prime Factorization of 40700

Prime factors of 40700 are 2, 5, 11, 37. Prime factorization of 40700 in exponential form is:

40700 = 2² × 5² × 11¹ × 37¹

Step-3: Factors of 40686

List of positive integer factors of 40686 that divides 40686 without a remainder.

1, 2, 3, 6, 6781, 13562, 20343

Step-4: Factors of 40700

List of positive integer factors of 40700 that divides 40686 without a remainder.

1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 148, 185, 220, 275, 370, 407, 550, 740, 814, 925, 1100, 1628, 1850, 2035, 3700, 4070, 8140, 10175, 20350

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40686 and 40700. The biggest common factor number is the GCF number.
So the greatest common factor 40686 and 40700 is 2.

Also check out the Least Common Multiple of 40686 and 40700