What is the Greatest Common Factor of 40958 and 40970?

Greatest common factor (GCF) of 40958 and 40970 is 2.

GCF(40958,40970) = 2

We will now calculate the prime factors of 40958 and 40970, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40958 and 40970.

How to find the GCF of 40958 and 40970?

We will first find the prime factorization of 40958 and 40970. After we will calculate the factors of 40958 and 40970 and find the biggest common factor number .

Step-1: Prime Factorization of 40958

Prime factors of 40958 are 2, 20479. Prime factorization of 40958 in exponential form is:

40958 = 2¹ × 20479¹

Step-2: Prime Factorization of 40970

Prime factors of 40970 are 2, 5, 17, 241. Prime factorization of 40970 in exponential form is:

40970 = 2¹ × 5¹ × 17¹ × 241¹

Step-3: Factors of 40958

List of positive integer factors of 40958 that divides 40958 without a remainder.

1, 2, 20479

Step-4: Factors of 40970

List of positive integer factors of 40970 that divides 40958 without a remainder.

1, 2, 5, 10, 17, 34, 85, 170, 241, 482, 1205, 2410, 4097, 8194, 20485

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40958 and 40970. The biggest common factor number is the GCF number.
So the greatest common factor 40958 and 40970 is 2.

Also check out the Least Common Multiple of 40958 and 40970