Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 543 and 550 the smallest integer that is 298650 that is divisible by both numbers.
Least Common Multiple (LCM) of 543 and 550 is 298650.
LCM(543,550) = 298650
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 543 and 550. First we will calculate the prime factors of 543 and 550.
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 550
2 | 550 |
5 | 275 |
5 | 55 |
11 | 11 |
1 |
Prime factors of 550 are 2, 5,11. Prime factorization of 550 in exponential form is:
550 = 21×52×111
Now multiplying the highest exponent prime factors to calculate the LCM of 543 and 550.
LCM(543,550) = 21×31×52×111×1811
LCM(543,550) = 298650
Factors of 543
List of positive integer factors of 543 that divides 543 without a remainder.
1, 3, 181, 543
Factors of 550
List of positive integer factors of 550 that divides 550 without a remainder.
1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 543 and 550, than apply into the LCM equation.
GCF(543,550) = 1
LCM(543,550) = ( 543 × 550) / 1
LCM(543,550) = 298650 / 1
LCM(543,550) = 298650
(i) The LCM of 550 and 543 is associative
LCM of 543 and 550 = LCM of 550 and 543
1. What is the LCM of 543 and 550?
Answer: LCM of 543 and 550 is 298650.
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 550?
Answer: Factors of 550 are 1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550. There are 12 integers that are factors of 550. The greatest factor of 550 is 550.
4. How to Find the LCM of 543 and 550?
Answer:
Least Common Multiple of 543 and 550 = 298650
Step 1: Find the prime factorization of 543
543 = 3 x 181
Step 2: Find the prime factorization of 550
550 = 2 x 5 x 5 x 11
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 298650 = 2 x 3 x 5 x 5 x 11 x 181
Step 4: Therefore, the least common multiple of 543 and 550 is 298650.