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 7940, 7944 i.e. 4 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7940 and 7944 is 4.
GCF(7940,7944) = 4
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7940
2 | 7940 |
2 | 3970 |
5 | 1985 |
397 | 397 |
1 |
Prime factors of 7940 are 2,5,397. Prime factorization of 7940 in exponential form is:
7940 = 22×51×3971
Prime Factorization of 7944
2 | 7944 |
2 | 3972 |
2 | 1986 |
3 | 993 |
331 | 331 |
1 |
Prime factors of 7944 are 2,3,331. Prime factorization of 7944 in exponential form is:
7944 = 23×31×3311
∴ So by taking common prime factors GCF of 7940 and 7944 is 4
Factors of 7940
List of positive integer factors of 7940 that divides 7940 without a remainder.
1,2,4,5,10,20,397,794,1588,1985,3970,7940
Factors of 7944
List of positive integer factors of 7944 that divides 7944 without a remainder.
1,2,3,4,6,8,12,24,331,662,993,1324,1986,2648,3972,7944
Greatest Common Factor
We found the factors and prime factorization of 7940 and 7944. The biggest common factor number is the GCF number.
So the greatest common factor 7940 and 7944 is 4.
Also check out the Least Common Multiple of 7940 and 7944
(i) The GCF of 7940 and 7944 is associative
GCF of 7940 and 7944 = GCF of 7944 and 7940
1. What is the GCF of 7940 and 7944?
Answer: GCF of 7940 and 7944 is 4.
2. What are the Factors of 7940?
Answer: Factors of 7940 are 1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940. There are 12 integers that are factors of 7940. The greatest factor of 7940 is 7940.
3. What are the Factors of 7944?
Answer: Factors of 7944 are 1, 2, 3, 4, 6, 8, 12, 24, 331, 662, 993, 1324, 1986, 2648, 3972, 7944. There are 16 integers that are factors of 7944. The greatest factor of 7944 is 7944.
4. How to Find the GCF of 7940 and 7944?
Answer:
Greatest Common Factor of 7940 and 7944 = 4
Step 1: Find the prime factorization of 7940
7940 = 2 x 2 x 5 x 397
Step 2: Find the prime factorization of 7944
7944 = 2 x 2 x 2 x 3 x 331
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2 x 2 = 4
Step 4: Therefore, the greatest common factor of 7940 and 7944 is 4