What is the Greatest Common Factor of 74245 and 74257?

Greatest common factor (GCF) of 74245 and 74257 is 1.

GCF(74245,74257) = 1

We will now calculate the prime factors of 74245 and 74257, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74245 and 74257.

How to find the GCF of 74245 and 74257?

We will first find the prime factorization of 74245 and 74257. After we will calculate the factors of 74245 and 74257 and find the biggest common factor number .

Step-1: Prime Factorization of 74245

Prime factors of 74245 are 5, 31, 479. Prime factorization of 74245 in exponential form is:

74245 = 5¹ × 31¹ × 479¹

Step-2: Prime Factorization of 74257

Prime factors of 74257 are 74257. Prime factorization of 74257 in exponential form is:

74257 = 74257¹

Step-3: Factors of 74245

List of positive integer factors of 74245 that divides 74245 without a remainder.

1, 5, 31, 155, 479, 2395, 14849

Step-4: Factors of 74257

List of positive integer factors of 74257 that divides 74245 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74245 and 74257. The biggest common factor number is the GCF number.
So the greatest common factor 74245 and 74257 is 1.

Also check out the Least Common Multiple of 74245 and 74257