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 321438, 321445 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 321438 and 321445 is 1.
GCF(321438,321445) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 321438
2 | 321438 |
3 | 160719 |
13 | 53573 |
13 | 4121 |
317 | 317 |
1 |
Prime factors of 321438 are 2,3,13,317. Prime factorization of 321438 in exponential form is:
321438 = 21×31×132×3171
Prime Factorization of 321445
5 | 321445 |
53 | 64289 |
1213 | 1213 |
1 |
Prime factors of 321445 are 5,53,1213. Prime factorization of 321445 in exponential form is:
321445 = 51×531×12131
∴ So by taking common prime factors GCF of 321438 and 321445 is 1
Factors of 321438
List of positive integer factors of 321438 that divides 321438 without a remainder.
1,2,3,6,13,26,39,78,169,317,338,507,634,951,1014,1902,4121,8242,12363,24726,53573,107146,160719,321438
Factors of 321445
List of positive integer factors of 321445 that divides 321445 without a remainder.
1,5,53,265,1213,6065,64289,321445
Greatest Common Factor
We found the factors and prime factorization of 321438 and 321445. The biggest common factor number is the GCF number.
So the greatest common factor 321438 and 321445 is 1.
Also check out the Least Common Multiple of 321438 and 321445
(i) The GCF of 321438 and 321445 is associative
GCF of 321438 and 321445 = GCF of 321445 and 321438
1. What is the GCF of 321438 and 321445?
Answer: GCF of 321438 and 321445 is 1.
2. What are the Factors of 321438?
Answer: Factors of 321438 are 1, 2, 3, 6, 13, 26, 39, 78, 169, 317, 338, 507, 634, 951, 1014, 1902, 4121, 8242, 12363, 24726, 53573, 107146, 160719, 321438. There are 24 integers that are factors of 321438. The greatest factor of 321438 is 321438.
3. What are the Factors of 321445?
Answer: Factors of 321445 are 1, 5, 53, 265, 1213, 6065, 64289, 321445. There are 8 integers that are factors of 321445. The greatest factor of 321445 is 321445.
4. How to Find the GCF of 321438 and 321445?
Answer:
Greatest Common Factor of 321438 and 321445 = 1
Step 1: Find the prime factorization of 321438
321438 = 2 x 3 x 13 x 13 x 317
Step 2: Find the prime factorization of 321445
321445 = 5 x 53 x 1213
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 321438 and 321445 is 1