Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1590 and 1596 the smallest integer that is 422940 that is divisible by both numbers.
Least Common Multiple (LCM) of 1590 and 1596 is 422940.
LCM(1590,1596) = 422940
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 1590 and 1596. First we will calculate the prime factors of 1590 and 1596.
Prime Factorization of 1590
2 | 1590 |
3 | 795 |
5 | 265 |
53 | 53 |
1 |
Prime factors of 1590 are 2, 3, 5,53. Prime factorization of 1590 in exponential form is:
1590 = 21×31×51×531
Prime Factorization of 1596
2 | 1596 |
2 | 798 |
3 | 399 |
7 | 133 |
19 | 19 |
1 |
Prime factors of 1596 are 2, 3, 7,19. Prime factorization of 1596 in exponential form is:
1596 = 22×31×71×191
Now multiplying the highest exponent prime factors to calculate the LCM of 1590 and 1596.
LCM(1590,1596) = 22×31×51×71×191×531
LCM(1590,1596) = 422940
Factors of 1590
List of positive integer factors of 1590 that divides 1590 without a remainder.
1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590
Factors of 1596
List of positive integer factors of 1596 that divides 1596 without a remainder.
1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1590 and 1596, than apply into the LCM equation.
GCF(1590,1596) = 6
LCM(1590,1596) = ( 1590 × 1596) / 6
LCM(1590,1596) = 2537640 / 6
LCM(1590,1596) = 422940
(i) The LCM of 1596 and 1590 is associative
LCM of 1590 and 1596 = LCM of 1596 and 1590
1. What is the LCM of 1590 and 1596?
Answer: LCM of 1590 and 1596 is 422940.
2. What are the Factors of 1590?
Answer: Factors of 1590 are 1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590. There are 16 integers that are factors of 1590. The greatest factor of 1590 is 1590.
3. What are the Factors of 1596?
Answer: Factors of 1596 are 1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596. There are 24 integers that are factors of 1596. The greatest factor of 1596 is 1596.
4. How to Find the LCM of 1590 and 1596?
Answer:
Least Common Multiple of 1590 and 1596 = 422940
Step 1: Find the prime factorization of 1590
1590 = 2 x 3 x 5 x 53
Step 2: Find the prime factorization of 1596
1596 = 2 x 2 x 3 x 7 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 422940 = 2 x 2 x 3 x 5 x 7 x 19 x 53
Step 4: Therefore, the least common multiple of 1590 and 1596 is 422940.