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 20427, 20431 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 20427 and 20431 is 1.
GCF(20427,20431) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 20427
3 | 20427 |
11 | 6809 |
619 | 619 |
1 |
Prime factors of 20427 are 3,11,619. Prime factorization of 20427 in exponential form is:
20427 = 31×111×6191
Prime Factorization of 20431
20431 | 20431 |
1 |
Prime factors of 20431 are 20431. Prime factorization of 20431 in exponential form is:
20431 = 204311
∴ So by taking common prime factors GCF of 20427 and 20431 is 1
Factors of 20427
List of positive integer factors of 20427 that divides 20427 without a remainder.
1,3,11,33,619,1857,6809,20427
Factors of 20431
List of positive integer factors of 20431 that divides 20431 without a remainder.
1,20431
Greatest Common Factor
We found the factors and prime factorization of 20427 and 20431. The biggest common factor number is the GCF number.
So the greatest common factor 20427 and 20431 is 1.
Also check out the Least Common Multiple of 20427 and 20431
(i) The GCF of 20427 and 20431 is associative
GCF of 20427 and 20431 = GCF of 20431 and 20427
1. What is the GCF of 20427 and 20431?
Answer: GCF of 20427 and 20431 is 1.
2. What are the Factors of 20427?
Answer: Factors of 20427 are 1, 3, 11, 33, 619, 1857, 6809, 20427. There are 8 integers that are factors of 20427. The greatest factor of 20427 is 20427.
3. What are the Factors of 20431?
Answer: Factors of 20431 are 1, 20431. There are 2 integers that are factors of 20431. The greatest factor of 20431 is 20431.
4. How to Find the GCF of 20427 and 20431?
Answer:
Greatest Common Factor of 20427 and 20431 = 1
Step 1: Find the prime factorization of 20427
20427 = 3 x 11 x 619
Step 2: Find the prime factorization of 20431
20431 = 20431
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 20427 and 20431 is 1