What is the Greatest Common Factor of 40690 and 40702?

Greatest common factor (GCF) of 40690 and 40702 is 2.

GCF(40690,40702) = 2

We will now calculate the prime factors of 40690 and 40702, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40690 and 40702.

How to find the GCF of 40690 and 40702?

We will first find the prime factorization of 40690 and 40702. After we will calculate the factors of 40690 and 40702 and find the biggest common factor number .

Step-1: Prime Factorization of 40690

Prime factors of 40690 are 2, 5, 13, 313. Prime factorization of 40690 in exponential form is:

40690 = 2¹ × 5¹ × 13¹ × 313¹

Step-2: Prime Factorization of 40702

Prime factors of 40702 are 2, 47, 433. Prime factorization of 40702 in exponential form is:

40702 = 2¹ × 47¹ × 433¹

Step-3: Factors of 40690

List of positive integer factors of 40690 that divides 40690 without a remainder.

1, 2, 5, 10, 13, 26, 65, 130, 313, 626, 1565, 3130, 4069, 8138, 20345

Step-4: Factors of 40702

List of positive integer factors of 40702 that divides 40690 without a remainder.

1, 2, 47, 94, 433, 866, 20351

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40690 and 40702. The biggest common factor number is the GCF number.
So the greatest common factor 40690 and 40702 is 2.

Also check out the Least Common Multiple of 40690 and 40702