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 2814, 2821 i.e. 7 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 2814 and 2821 is 7.
GCF(2814,2821) = 7
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 2814
2 | 2814 |
3 | 1407 |
7 | 469 |
67 | 67 |
1 |
Prime factors of 2814 are 2,3,7,67. Prime factorization of 2814 in exponential form is:
2814 = 21×31×71×671
Prime Factorization of 2821
7 | 2821 |
13 | 403 |
31 | 31 |
1 |
Prime factors of 2821 are 7,13,31. Prime factorization of 2821 in exponential form is:
2821 = 71×131×311
∴ So by taking common prime factors GCF of 2814 and 2821 is 7
Factors of 2814
List of positive integer factors of 2814 that divides 2814 without a remainder.
1,2,3,6,7,14,21,42,67,134,201,402,469,938,1407,2814
Factors of 2821
List of positive integer factors of 2821 that divides 2821 without a remainder.
1,7,13,31,91,217,403,2821
Greatest Common Factor
We found the factors and prime factorization of 2814 and 2821. The biggest common factor number is the GCF number.
So the greatest common factor 2814 and 2821 is 7.
Also check out the Least Common Multiple of 2814 and 2821
(i) The GCF of 2814 and 2821 is associative
GCF of 2814 and 2821 = GCF of 2821 and 2814
1. What is the GCF of 2814 and 2821?
Answer: GCF of 2814 and 2821 is 7.
2. What are the Factors of 2814?
Answer: Factors of 2814 are 1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814. There are 16 integers that are factors of 2814. The greatest factor of 2814 is 2814.
3. What are the Factors of 2821?
Answer: Factors of 2821 are 1, 7, 13, 31, 91, 217, 403, 2821. There are 8 integers that are factors of 2821. The greatest factor of 2821 is 2821.
4. How to Find the GCF of 2814 and 2821?
Answer:
Greatest Common Factor of 2814 and 2821 = 7
Step 1: Find the prime factorization of 2814
2814 = 2 x 3 x 7 x 67
Step 2: Find the prime factorization of 2821
2821 = 7 x 13 x 31
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 7
Step 4: Therefore, the greatest common factor of 2814 and 2821 is 7