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 1065, 1072 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1065 and 1072 is 1.
GCF(1065,1072) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1065
3 | 1065 |
5 | 355 |
71 | 71 |
1 |
Prime factors of 1065 are 3,5,71. Prime factorization of 1065 in exponential form is:
1065 = 31×51×711
Prime Factorization of 1072
2 | 1072 |
2 | 536 |
2 | 268 |
2 | 134 |
67 | 67 |
1 |
Prime factors of 1072 are 2,67. Prime factorization of 1072 in exponential form is:
1072 = 24×671
∴ So by taking common prime factors GCF of 1065 and 1072 is 1
Factors of 1065
List of positive integer factors of 1065 that divides 1065 without a remainder.
1,3,5,15,71,213,355,1065
Factors of 1072
List of positive integer factors of 1072 that divides 1072 without a remainder.
1,2,4,8,16,67,134,268,536,1072
Greatest Common Factor
We found the factors and prime factorization of 1065 and 1072. The biggest common factor number is the GCF number.
So the greatest common factor 1065 and 1072 is 1.
Also check out the Least Common Multiple of 1065 and 1072
(i) The GCF of 1065 and 1072 is associative
GCF of 1065 and 1072 = GCF of 1072 and 1065
1. What is the GCF of 1065 and 1072?
Answer: GCF of 1065 and 1072 is 1.
2. What are the Factors of 1065?
Answer: Factors of 1065 are 1, 3, 5, 15, 71, 213, 355, 1065. There are 8 integers that are factors of 1065. The greatest factor of 1065 is 1065.
3. What are the Factors of 1072?
Answer: Factors of 1072 are 1, 2, 4, 8, 16, 67, 134, 268, 536, 1072. There are 10 integers that are factors of 1072. The greatest factor of 1072 is 1072.
4. How to Find the GCF of 1065 and 1072?
Answer:
Greatest Common Factor of 1065 and 1072 = 1
Step 1: Find the prime factorization of 1065
1065 = 3 x 5 x 71
Step 2: Find the prime factorization of 1072
1072 = 2 x 2 x 2 x 2 x 67
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 1065 and 1072 is 1