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 16401, 16409 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 16401 and 16409 is 1.
GCF(16401,16409) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 16401
3 | 16401 |
7 | 5467 |
11 | 781 |
71 | 71 |
1 |
Prime factors of 16401 are 3,7,11,71. Prime factorization of 16401 in exponential form is:
16401 = 31×71×111×711
Prime Factorization of 16409
61 | 16409 |
269 | 269 |
1 |
Prime factors of 16409 are 61,269. Prime factorization of 16409 in exponential form is:
16409 = 611×2691
∴ So by taking common prime factors GCF of 16401 and 16409 is 1
Factors of 16401
List of positive integer factors of 16401 that divides 16401 without a remainder.
1,3,7,11,21,33,71,77,213,231,497,781,1491,2343,5467,16401
Factors of 16409
List of positive integer factors of 16409 that divides 16409 without a remainder.
1,61,269,16409
Greatest Common Factor
We found the factors and prime factorization of 16401 and 16409. The biggest common factor number is the GCF number.
So the greatest common factor 16401 and 16409 is 1.
Also check out the Least Common Multiple of 16401 and 16409
(i) The GCF of 16401 and 16409 is associative
GCF of 16401 and 16409 = GCF of 16409 and 16401
1. What is the GCF of 16401 and 16409?
Answer: GCF of 16401 and 16409 is 1.
2. What are the Factors of 16401?
Answer: Factors of 16401 are 1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 1491, 2343, 5467, 16401. There are 16 integers that are factors of 16401. The greatest factor of 16401 is 16401.
3. What are the Factors of 16409?
Answer: Factors of 16409 are 1, 61, 269, 16409. There are 4 integers that are factors of 16409. The greatest factor of 16409 is 16409.
4. How to Find the GCF of 16401 and 16409?
Answer:
Greatest Common Factor of 16401 and 16409 = 1
Step 1: Find the prime factorization of 16401
16401 = 3 x 7 x 11 x 71
Step 2: Find the prime factorization of 16409
16409 = 61 x 269
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 16401 and 16409 is 1