Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1584 and 1591 the smallest integer that is 2520144 that is divisible by both numbers.
Least Common Multiple (LCM) of 1584 and 1591 is 2520144.
LCM(1584,1591) = 2520144
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 1584 and 1591. First we will calculate the prime factors of 1584 and 1591.
Prime Factorization of 1584
2 | 1584 |
2 | 792 |
2 | 396 |
2 | 198 |
3 | 99 |
3 | 33 |
11 | 11 |
1 |
Prime factors of 1584 are 2, 3,11. Prime factorization of 1584 in exponential form is:
1584 = 24×32×111
Prime Factorization of 1591
37 | 1591 |
43 | 43 |
1 |
Prime factors of 1591 are 37,43. Prime factorization of 1591 in exponential form is:
1591 = 371×431
Now multiplying the highest exponent prime factors to calculate the LCM of 1584 and 1591.
LCM(1584,1591) = 24×32×111×371×431
LCM(1584,1591) = 2520144
Factors of 1584
List of positive integer factors of 1584 that divides 1584 without a remainder.
1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584
Factors of 1591
List of positive integer factors of 1591 that divides 1591 without a remainder.
1, 37, 43, 1591
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1584 and 1591, than apply into the LCM equation.
GCF(1584,1591) = 1
LCM(1584,1591) = ( 1584 × 1591) / 1
LCM(1584,1591) = 2520144 / 1
LCM(1584,1591) = 2520144
(i) The LCM of 1591 and 1584 is associative
LCM of 1584 and 1591 = LCM of 1591 and 1584
1. What is the LCM of 1584 and 1591?
Answer: LCM of 1584 and 1591 is 2520144.
2. What are the Factors of 1584?
Answer: Factors of 1584 are 1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584. There are 30 integers that are factors of 1584. The greatest factor of 1584 is 1584.
3. What are the Factors of 1591?
Answer: Factors of 1591 are 1, 37, 43, 1591. There are 4 integers that are factors of 1591. The greatest factor of 1591 is 1591.
4. How to Find the LCM of 1584 and 1591?
Answer:
Least Common Multiple of 1584 and 1591 = 2520144
Step 1: Find the prime factorization of 1584
1584 = 2 x 2 x 2 x 2 x 3 x 3 x 11
Step 2: Find the prime factorization of 1591
1591 = 37 x 43
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2520144 = 2 x 2 x 2 x 2 x 3 x 3 x 11 x 37 x 43
Step 4: Therefore, the least common multiple of 1584 and 1591 is 2520144.