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 426, 430 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 426 and 430 is 2.
GCF(426,430) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 426
2 | 426 |
3 | 213 |
71 | 71 |
1 |
Prime factors of 426 are 2,3,71. Prime factorization of 426 in exponential form is:
426 = 21×31×711
Prime Factorization of 430
2 | 430 |
5 | 215 |
43 | 43 |
1 |
Prime factors of 430 are 2,5,43. Prime factorization of 430 in exponential form is:
430 = 21×51×431
∴ So by taking common prime factors GCF of 426 and 430 is 2
Factors of 426
List of positive integer factors of 426 that divides 426 without a remainder.
1,2,3,6,71,142,213,426
Factors of 430
List of positive integer factors of 430 that divides 430 without a remainder.
1,2,5,10,43,86,215,430
Greatest Common Factor
We found the factors and prime factorization of 426 and 430. The biggest common factor number is the GCF number.
So the greatest common factor 426 and 430 is 2.
Also check out the Least Common Multiple of 426 and 430
(i) The GCF of 426 and 430 is associative
GCF of 426 and 430 = GCF of 430 and 426
1. What is the GCF of 426 and 430?
Answer: GCF of 426 and 430 is 2.
2. What are the Factors of 426?
Answer: Factors of 426 are 1, 2, 3, 6, 71, 142, 213, 426. There are 8 integers that are factors of 426. The greatest factor of 426 is 426.
3. What are the Factors of 430?
Answer: Factors of 430 are 1, 2, 5, 10, 43, 86, 215, 430. There are 8 integers that are factors of 430. The greatest factor of 430 is 430.
4. How to Find the GCF of 426 and 430?
Answer:
Greatest Common Factor of 426 and 430 = 2
Step 1: Find the prime factorization of 426
426 = 2 x 3 x 71
Step 2: Find the prime factorization of 430
430 = 2 x 5 x 43
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 426 and 430 is 2