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 436, 440 i.e. 4 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 436 and 440 is 4.
GCF(436,440) = 4
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 436
2 | 436 |
2 | 218 |
109 | 109 |
1 |
Prime factors of 436 are 2,109. Prime factorization of 436 in exponential form is:
436 = 22×1091
Prime Factorization of 440
2 | 440 |
2 | 220 |
2 | 110 |
5 | 55 |
11 | 11 |
1 |
Prime factors of 440 are 2,5,11. Prime factorization of 440 in exponential form is:
440 = 23×51×111
∴ So by taking common prime factors GCF of 436 and 440 is 4
Factors of 436
List of positive integer factors of 436 that divides 436 without a remainder.
1,2,4,109,218,436
Factors of 440
List of positive integer factors of 440 that divides 440 without a remainder.
1,2,4,5,8,10,11,20,22,40,44,55,88,110,220,440
Greatest Common Factor
We found the factors and prime factorization of 436 and 440. The biggest common factor number is the GCF number.
So the greatest common factor 436 and 440 is 4.
Also check out the Least Common Multiple of 436 and 440
(i) The GCF of 436 and 440 is associative
GCF of 436 and 440 = GCF of 440 and 436
1. What is the GCF of 436 and 440?
Answer: GCF of 436 and 440 is 4.
2. What are the Factors of 436?
Answer: Factors of 436 are 1, 2, 4, 109, 218, 436. There are 6 integers that are factors of 436. The greatest factor of 436 is 436.
3. What are the Factors of 440?
Answer: Factors of 440 are 1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440. There are 16 integers that are factors of 440. The greatest factor of 440 is 440.
4. How to Find the GCF of 436 and 440?
Answer:
Greatest Common Factor of 436 and 440 = 4
Step 1: Find the prime factorization of 436
436 = 2 x 2 x 109
Step 2: Find the prime factorization of 440
440 = 2 x 2 x 2 x 5 x 11
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 436 and 440 is 4