What is the Greatest Common Factor of 715 and 722?

Greatest common factor (GCF) of 715 and 722 is 1.

GCF(715,722) = 1

We will now calculate the prime factors of 715 and 722, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 715 and 722.

How to find the GCF of 715 and 722?

We will first find the prime factorization of 715 and 722. After we will calculate the factors of 715 and 722 and find the biggest common factor number .

Step-1: Prime Factorization of 715

Prime factors of 715 are 5, 11, 13. Prime factorization of 715 in exponential form is:

715 = 5¹ × 11¹ × 13¹

Step-2: Prime Factorization of 722

Prime factors of 722 are 2, 19. Prime factorization of 722 in exponential form is:

722 = 2¹ × 19²

Step-3: Factors of 715

List of positive integer factors of 715 that divides 715 without a remainder.

1, 5, 11, 13, 55, 65, 143

Step-4: Factors of 722

List of positive integer factors of 722 that divides 715 without a remainder.

1, 2, 19, 38, 361

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 715 and 722. The biggest common factor number is the GCF number.
So the greatest common factor 715 and 722 is 1.

Also check out the Least Common Multiple of 715 and 722