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 7778, 7784 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7778 and 7784 is 2.
GCF(7778,7784) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7778
2 | 7778 |
3889 | 3889 |
1 |
Prime factors of 7778 are 2,3889. Prime factorization of 7778 in exponential form is:
7778 = 21×38891
Prime Factorization of 7784
2 | 7784 |
2 | 3892 |
2 | 1946 |
7 | 973 |
139 | 139 |
1 |
Prime factors of 7784 are 2,7,139. Prime factorization of 7784 in exponential form is:
7784 = 23×71×1391
∴ So by taking common prime factors GCF of 7778 and 7784 is 2
Factors of 7778
List of positive integer factors of 7778 that divides 7778 without a remainder.
1,2,3889,7778
Factors of 7784
List of positive integer factors of 7784 that divides 7784 without a remainder.
1,2,4,7,8,14,28,56,139,278,556,973,1112,1946,3892,7784
Greatest Common Factor
We found the factors and prime factorization of 7778 and 7784. The biggest common factor number is the GCF number.
So the greatest common factor 7778 and 7784 is 2.
Also check out the Least Common Multiple of 7778 and 7784
(i) The GCF of 7778 and 7784 is associative
GCF of 7778 and 7784 = GCF of 7784 and 7778
1. What is the GCF of 7778 and 7784?
Answer: GCF of 7778 and 7784 is 2.
2. What are the Factors of 7778?
Answer: Factors of 7778 are 1, 2, 3889, 7778. There are 4 integers that are factors of 7778. The greatest factor of 7778 is 7778.
3. What are the Factors of 7784?
Answer: Factors of 7784 are 1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784. There are 16 integers that are factors of 7784. The greatest factor of 7784 is 7784.
4. How to Find the GCF of 7778 and 7784?
Answer:
Greatest Common Factor of 7778 and 7784 = 2
Step 1: Find the prime factorization of 7778
7778 = 2 x 3889
Step 2: Find the prime factorization of 7784
7784 = 2 x 2 x 2 x 7 x 139
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2
Step 4: Therefore, the greatest common factor of 7778 and 7784 is 2