What is the Greatest Common Factor of 72409 and 72426?

Greatest common factor (GCF) of 72409 and 72426 is 1.

GCF(72409,72426) = 1

We will now calculate the prime factors of 72409 and 72426, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72409 and 72426.

How to find the GCF of 72409 and 72426?

We will first find the prime factorization of 72409 and 72426. After we will calculate the factors of 72409 and 72426 and find the biggest common factor number .

Step-1: Prime Factorization of 72409

Prime factors of 72409 are 19, 37, 103. Prime factorization of 72409 in exponential form is:

72409 = 19¹ × 37¹ × 103¹

Step-2: Prime Factorization of 72426

Prime factors of 72426 are 2, 3, 12071. Prime factorization of 72426 in exponential form is:

72426 = 2¹ × 3¹ × 12071¹

Step-3: Factors of 72409

List of positive integer factors of 72409 that divides 72409 without a remainder.

1, 19, 37, 103, 703, 1957, 3811

Step-4: Factors of 72426

List of positive integer factors of 72426 that divides 72409 without a remainder.

1, 2, 3, 6, 12071, 24142, 36213

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72409 and 72426. The biggest common factor number is the GCF number.
So the greatest common factor 72409 and 72426 is 1.

Also check out the Least Common Multiple of 72409 and 72426