Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 715, 722 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 715 and 722 is 1.
GCF(715,722) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 715
5 | 715 |
11 | 143 |
13 | 13 |
1 |
Prime factors of 715 are 5,11,13. Prime factorization of 715 in exponential form is:
715 = 51×111×131
Prime Factorization of 722
2 | 722 |
19 | 361 |
19 | 19 |
1 |
Prime factors of 722 are 2,19. Prime factorization of 722 in exponential form is:
722 = 21×192
∴ So by taking common prime factors GCF of 715 and 722 is 1
Factors of 715
List of positive integer factors of 715 that divides 715 without a remainder.
1,5,11,13,55,65,143,715
Factors of 722
List of positive integer factors of 722 that divides 722 without a remainder.
1,2,19,38,361,722
Greatest Common Factor
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
(i) The GCF of 715 and 722 is associative
GCF of 715 and 722 = GCF of 722 and 715
1. What is the GCF of 715 and 722?
Answer: GCF of 715 and 722 is 1.
2. What are the Factors of 715?
Answer: Factors of 715 are 1, 5, 11, 13, 55, 65, 143, 715. There are 8 integers that are factors of 715. The greatest factor of 715 is 715.
3. What are the Factors of 722?
Answer: Factors of 722 are 1, 2, 19, 38, 361, 722. There are 6 integers that are factors of 722. The greatest factor of 722 is 722.
4. How to Find the GCF of 715 and 722?
Answer:
Greatest Common Factor of 715 and 722 = 1
Step 1: Find the prime factorization of 715
715 = 5 x 11 x 13
Step 2: Find the prime factorization of 722
722 = 2 x 19 x 19
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = = 1
Step 4: Therefore, the greatest common factor of 715 and 722 is 1