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 543, 551 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 543 and 551 is 1.
GCF(543,551) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 543
3 | 543 |
181 | 181 |
1 |
Prime factors of 543 are 3,181. Prime factorization of 543 in exponential form is:
543 = 31×1811
Prime Factorization of 551
19 | 551 |
29 | 29 |
1 |
Prime factors of 551 are 19,29. Prime factorization of 551 in exponential form is:
551 = 191×291
∴ So by taking common prime factors GCF of 543 and 551 is 1
Factors of 543
List of positive integer factors of 543 that divides 543 without a remainder.
1,3,181,543
Factors of 551
List of positive integer factors of 551 that divides 551 without a remainder.
1,19,29,551
Greatest Common Factor
We found the factors and prime factorization of 543 and 551. The biggest common factor number is the GCF number.
So the greatest common factor 543 and 551 is 1.
Also check out the Least Common Multiple of 543 and 551
(i) The GCF of 543 and 551 is associative
GCF of 543 and 551 = GCF of 551 and 543
1. What is the GCF of 543 and 551?
Answer: GCF of 543 and 551 is 1.
2. What are the Factors of 543?
Answer: Factors of 543 are 1, 3, 181, 543. There are 4 integers that are factors of 543. The greatest factor of 543 is 543.
3. What are the Factors of 551?
Answer: Factors of 551 are 1, 19, 29, 551. There are 4 integers that are factors of 551. The greatest factor of 551 is 551.
4. How to Find the GCF of 543 and 551?
Answer:
Greatest Common Factor of 543 and 551 = 1
Step 1: Find the prime factorization of 543
543 = 3 x 181
Step 2: Find the prime factorization of 551
551 = 19 x 29
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 543 and 551 is 1