Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 572 and 578 the smallest integer that is 165308 that is divisible by both numbers.
Least Common Multiple (LCM) of 572 and 578 is 165308.
LCM(572,578) = 165308
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 572 and 578. First we will calculate the prime factors of 572 and 578.
Prime Factorization of 572
2 | 572 |
2 | 286 |
11 | 143 |
13 | 13 |
1 |
Prime factors of 572 are 2, 11,13. Prime factorization of 572 in exponential form is:
572 = 22×111×131
Prime Factorization of 578
2 | 578 |
17 | 289 |
17 | 17 |
1 |
Prime factors of 578 are 2,17. Prime factorization of 578 in exponential form is:
578 = 21×172
Now multiplying the highest exponent prime factors to calculate the LCM of 572 and 578.
LCM(572,578) = 22×111×131×172
LCM(572,578) = 165308
Factors of 572
List of positive integer factors of 572 that divides 572 without a remainder.
1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572
Factors of 578
List of positive integer factors of 578 that divides 578 without a remainder.
1, 2, 17, 34, 289, 578
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 572 and 578, than apply into the LCM equation.
GCF(572,578) = 2
LCM(572,578) = ( 572 × 578) / 2
LCM(572,578) = 330616 / 2
LCM(572,578) = 165308
(i) The LCM of 578 and 572 is associative
LCM of 572 and 578 = LCM of 578 and 572
1. What is the LCM of 572 and 578?
Answer: LCM of 572 and 578 is 165308.
2. What are the Factors of 572?
Answer: Factors of 572 are 1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572. There are 12 integers that are factors of 572. The greatest factor of 572 is 572.
3. What are the Factors of 578?
Answer: Factors of 578 are 1, 2, 17, 34, 289, 578. There are 6 integers that are factors of 578. The greatest factor of 578 is 578.
4. How to Find the LCM of 572 and 578?
Answer:
Least Common Multiple of 572 and 578 = 165308
Step 1: Find the prime factorization of 572
572 = 2 x 2 x 11 x 13
Step 2: Find the prime factorization of 578
578 = 2 x 17 x 17
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 165308 = 2 x 2 x 11 x 13 x 17 x 17
Step 4: Therefore, the least common multiple of 572 and 578 is 165308.