Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 538 and 543 the smallest integer that is 292134 that is divisible by both numbers.
Least Common Multiple (LCM) of 538 and 543 is 292134.
LCM(538,543) = 292134
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 538 and 543. First we will calculate the prime factors of 538 and 543.
Prime Factorization of 538
2 | 538 |
269 | 269 |
1 |
Prime factors of 538 are 2,269. Prime factorization of 538 in exponential form is:
538 = 21×2691
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
Now multiplying the highest exponent prime factors to calculate the LCM of 538 and 543.
LCM(538,543) = 21×31×1811×2691
LCM(538,543) = 292134
Factors of 538
List of positive integer factors of 538 that divides 538 without a remainder.
1, 2, 269, 538
Factors of 543
List of positive integer factors of 543 that divides 543 without a remainder.
1, 3, 181, 543
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 538 and 543, than apply into the LCM equation.
GCF(538,543) = 1
LCM(538,543) = ( 538 × 543) / 1
LCM(538,543) = 292134 / 1
LCM(538,543) = 292134
(i) The LCM of 543 and 538 is associative
LCM of 538 and 543 = LCM of 543 and 538
1. What is the LCM of 538 and 543?
Answer: LCM of 538 and 543 is 292134.
2. What are the Factors of 538?
Answer: Factors of 538 are 1, 2, 269, 538. There are 4 integers that are factors of 538. The greatest factor of 538 is 538.
3. 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.
4. How to Find the LCM of 538 and 543?
Answer:
Least Common Multiple of 538 and 543 = 292134
Step 1: Find the prime factorization of 538
538 = 2 x 269
Step 2: Find the prime factorization of 543
543 = 3 x 181
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 292134 = 2 x 3 x 181 x 269
Step 4: Therefore, the least common multiple of 538 and 543 is 292134.