What is the Greatest Common Factor of 25340 and 25358?

Greatest common factor (GCF) of 25340 and 25358 is 2.

GCF(25340,25358) = 2

We will now calculate the prime factors of 25340 and 25358, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25340 and 25358.

How to find the GCF of 25340 and 25358?

We will first find the prime factorization of 25340 and 25358. After we will calculate the factors of 25340 and 25358 and find the biggest common factor number .

Step-1: Prime Factorization of 25340

Prime factors of 25340 are 2, 5, 7, 181. Prime factorization of 25340 in exponential form is:

25340 = 2² × 5¹ × 7¹ × 181¹

Step-2: Prime Factorization of 25358

Prime factors of 25358 are 2, 31, 409. Prime factorization of 25358 in exponential form is:

25358 = 2¹ × 31¹ × 409¹

Step-3: Factors of 25340

List of positive integer factors of 25340 that divides 25340 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1267, 1810, 2534, 3620, 5068, 6335, 12670

Step-4: Factors of 25358

List of positive integer factors of 25358 that divides 25340 without a remainder.

1, 2, 31, 62, 409, 818, 12679

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25340 and 25358. The biggest common factor number is the GCF number.
So the greatest common factor 25340 and 25358 is 2.

Also check out the Least Common Multiple of 25340 and 25358