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 560, 565 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 560 and 565 is 5.
GCF(560,565) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 560
2 | 560 |
2 | 280 |
2 | 140 |
2 | 70 |
5 | 35 |
7 | 7 |
1 |
Prime factors of 560 are 2,5,7. Prime factorization of 560 in exponential form is:
560 = 24×51×71
Prime Factorization of 565
5 | 565 |
113 | 113 |
1 |
Prime factors of 565 are 5,113. Prime factorization of 565 in exponential form is:
565 = 51×1131
∴ So by taking common prime factors GCF of 560 and 565 is 5
Factors of 560
List of positive integer factors of 560 that divides 560 without a remainder.
1,2,4,5,7,8,10,14,16,20,28,35,40,56,70,80,112,140,280,560
Factors of 565
List of positive integer factors of 565 that divides 565 without a remainder.
1,5,113,565
Greatest Common Factor
We found the factors and prime factorization of 560 and 565. The biggest common factor number is the GCF number.
So the greatest common factor 560 and 565 is 5.
Also check out the Least Common Multiple of 560 and 565
(i) The GCF of 560 and 565 is associative
GCF of 560 and 565 = GCF of 565 and 560
1. What is the GCF of 560 and 565?
Answer: GCF of 560 and 565 is 5.
2. What are the Factors of 560?
Answer: Factors of 560 are 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560. There are 20 integers that are factors of 560. The greatest factor of 560 is 560.
3. What are the Factors of 565?
Answer: Factors of 565 are 1, 5, 113, 565. There are 4 integers that are factors of 565. The greatest factor of 565 is 565.
4. How to Find the GCF of 560 and 565?
Answer:
Greatest Common Factor of 560 and 565 = 5
Step 1: Find the prime factorization of 560
560 = 2 x 2 x 2 x 2 x 5 x 7
Step 2: Find the prime factorization of 565
565 = 5 x 113
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 5
Step 4: Therefore, the greatest common factor of 560 and 565 is 5