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 4942, 4949 i.e. 7 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 4942 and 4949 is 7.
GCF(4942,4949) = 7
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 4942
2 | 4942 |
7 | 2471 |
353 | 353 |
1 |
Prime factors of 4942 are 2,7,353. Prime factorization of 4942 in exponential form is:
4942 = 21×71×3531
Prime Factorization of 4949
7 | 4949 |
7 | 707 |
101 | 101 |
1 |
Prime factors of 4949 are 7,101. Prime factorization of 4949 in exponential form is:
4949 = 72×1011
∴ So by taking common prime factors GCF of 4942 and 4949 is 7
Factors of 4942
List of positive integer factors of 4942 that divides 4942 without a remainder.
1,2,7,14,353,706,2471,4942
Factors of 4949
List of positive integer factors of 4949 that divides 4949 without a remainder.
1,7,49,101,707,4949
Greatest Common Factor
We found the factors and prime factorization of 4942 and 4949. The biggest common factor number is the GCF number.
So the greatest common factor 4942 and 4949 is 7.
Also check out the Least Common Multiple of 4942 and 4949
(i) The GCF of 4942 and 4949 is associative
GCF of 4942 and 4949 = GCF of 4949 and 4942
1. What is the GCF of 4942 and 4949?
Answer: GCF of 4942 and 4949 is 7.
2. What are the Factors of 4942?
Answer: Factors of 4942 are 1, 2, 7, 14, 353, 706, 2471, 4942. There are 8 integers that are factors of 4942. The greatest factor of 4942 is 4942.
3. What are the Factors of 4949?
Answer: Factors of 4949 are 1, 7, 49, 101, 707, 4949. There are 6 integers that are factors of 4949. The greatest factor of 4949 is 4949.
4. How to Find the GCF of 4942 and 4949?
Answer:
Greatest Common Factor of 4942 and 4949 = 7
Step 1: Find the prime factorization of 4942
4942 = 2 x 7 x 353
Step 2: Find the prime factorization of 4949
4949 = 7 x 7 x 101
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 4942 and 4949 is 7