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 416, 422 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 416 and 422 is 2.
GCF(416,422) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 416
2 | 416 |
2 | 208 |
2 | 104 |
2 | 52 |
2 | 26 |
13 | 13 |
1 |
Prime factors of 416 are 2,13. Prime factorization of 416 in exponential form is:
416 = 25×131
Prime Factorization of 422
2 | 422 |
211 | 211 |
1 |
Prime factors of 422 are 2,211. Prime factorization of 422 in exponential form is:
422 = 21×2111
∴ So by taking common prime factors GCF of 416 and 422 is 2
Factors of 416
List of positive integer factors of 416 that divides 416 without a remainder.
1,2,4,8,13,16,26,32,52,104,208,416
Factors of 422
List of positive integer factors of 422 that divides 422 without a remainder.
1,2,211,422
Greatest Common Factor
We found the factors and prime factorization of 416 and 422. The biggest common factor number is the GCF number.
So the greatest common factor 416 and 422 is 2.
Also check out the Least Common Multiple of 416 and 422
(i) The GCF of 416 and 422 is associative
GCF of 416 and 422 = GCF of 422 and 416
1. What is the GCF of 416 and 422?
Answer: GCF of 416 and 422 is 2.
2. What are the Factors of 416?
Answer: Factors of 416 are 1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416. There are 12 integers that are factors of 416. The greatest factor of 416 is 416.
3. What are the Factors of 422?
Answer: Factors of 422 are 1, 2, 211, 422. There are 4 integers that are factors of 422. The greatest factor of 422 is 422.
4. How to Find the GCF of 416 and 422?
Answer:
Greatest Common Factor of 416 and 422 = 2
Step 1: Find the prime factorization of 416
416 = 2 x 2 x 2 x 2 x 2 x 13
Step 2: Find the prime factorization of 422
422 = 2 x 211
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 416 and 422 is 2