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 441, 449 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 441 and 449 is 1.
GCF(441,449) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 441
3 | 441 |
3 | 147 |
7 | 49 |
7 | 7 |
1 |
Prime factors of 441 are 3,7. Prime factorization of 441 in exponential form is:
441 = 32×72
Prime Factorization of 449
449 | 449 |
1 |
Prime factors of 449 are 449. Prime factorization of 449 in exponential form is:
449 = 4491
∴ So by taking common prime factors GCF of 441 and 449 is 1
Factors of 441
List of positive integer factors of 441 that divides 441 without a remainder.
1,3,7,9,21,49,63,147,441
Factors of 449
List of positive integer factors of 449 that divides 449 without a remainder.
1,449
Greatest Common Factor
We found the factors and prime factorization of 441 and 449. The biggest common factor number is the GCF number.
So the greatest common factor 441 and 449 is 1.
Also check out the Least Common Multiple of 441 and 449
(i) The GCF of 441 and 449 is associative
GCF of 441 and 449 = GCF of 449 and 441
1. What is the GCF of 441 and 449?
Answer: GCF of 441 and 449 is 1.
2. What are the Factors of 441?
Answer: Factors of 441 are 1, 3, 7, 9, 21, 49, 63, 147, 441. There are 9 integers that are factors of 441. The greatest factor of 441 is 441.
3. What are the Factors of 449?
Answer: Factors of 449 are 1, 449. There are 2 integers that are factors of 449. The greatest factor of 449 is 449.
4. How to Find the GCF of 441 and 449?
Answer:
Greatest Common Factor of 441 and 449 = 1
Step 1: Find the prime factorization of 441
441 = 3 x 3 x 7 x 7
Step 2: Find the prime factorization of 449
449 = 449
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = = 1
Step 4: Therefore, the greatest common factor of 441 and 449 is 1