Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1443 and 1450 the smallest integer that is 2092350 that is divisible by both numbers.
Least Common Multiple (LCM) of 1443 and 1450 is 2092350.
LCM(1443,1450) = 2092350
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 1443 and 1450. First we will calculate the prime factors of 1443 and 1450.
Prime Factorization of 1443
3 | 1443 |
13 | 481 |
37 | 37 |
1 |
Prime factors of 1443 are 3, 13,37. Prime factorization of 1443 in exponential form is:
1443 = 31×131×371
Prime Factorization of 1450
2 | 1450 |
5 | 725 |
5 | 145 |
29 | 29 |
1 |
Prime factors of 1450 are 2, 5,29. Prime factorization of 1450 in exponential form is:
1450 = 21×52×291
Now multiplying the highest exponent prime factors to calculate the LCM of 1443 and 1450.
LCM(1443,1450) = 21×31×52×131×291×371
LCM(1443,1450) = 2092350
Factors of 1443
List of positive integer factors of 1443 that divides 1443 without a remainder.
1, 3, 13, 37, 39, 111, 481, 1443
Factors of 1450
List of positive integer factors of 1450 that divides 1450 without a remainder.
1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1443 and 1450, than apply into the LCM equation.
GCF(1443,1450) = 1
LCM(1443,1450) = ( 1443 × 1450) / 1
LCM(1443,1450) = 2092350 / 1
LCM(1443,1450) = 2092350
(i) The LCM of 1450 and 1443 is associative
LCM of 1443 and 1450 = LCM of 1450 and 1443
1. What is the LCM of 1443 and 1450?
Answer: LCM of 1443 and 1450 is 2092350.
2. What are the Factors of 1443?
Answer: Factors of 1443 are 1, 3, 13, 37, 39, 111, 481, 1443. There are 8 integers that are factors of 1443. The greatest factor of 1443 is 1443.
3. What are the Factors of 1450?
Answer: Factors of 1450 are 1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450. There are 12 integers that are factors of 1450. The greatest factor of 1450 is 1450.
4. How to Find the LCM of 1443 and 1450?
Answer:
Least Common Multiple of 1443 and 1450 = 2092350
Step 1: Find the prime factorization of 1443
1443 = 3 x 13 x 37
Step 2: Find the prime factorization of 1450
1450 = 2 x 5 x 5 x 29
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2092350 = 2 x 3 x 5 x 5 x 13 x 29 x 37
Step 4: Therefore, the least common multiple of 1443 and 1450 is 2092350.