Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1450 and 1456 the smallest integer that is 1055600 that is divisible by both numbers.
Least Common Multiple (LCM) of 1450 and 1456 is 1055600.
LCM(1450,1456) = 1055600
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 1450 and 1456. First we will calculate the prime factors of 1450 and 1456.
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
Prime Factorization of 1456
2 | 1456 |
2 | 728 |
2 | 364 |
2 | 182 |
7 | 91 |
13 | 13 |
1 |
Prime factors of 1456 are 2, 7,13. Prime factorization of 1456 in exponential form is:
1456 = 24×71×131
Now multiplying the highest exponent prime factors to calculate the LCM of 1450 and 1456.
LCM(1450,1456) = 24×52×71×131×291
LCM(1450,1456) = 1055600
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
Factors of 1456
List of positive integer factors of 1456 that divides 1456 without a remainder.
1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1450 and 1456, than apply into the LCM equation.
GCF(1450,1456) = 2
LCM(1450,1456) = ( 1450 × 1456) / 2
LCM(1450,1456) = 2111200 / 2
LCM(1450,1456) = 1055600
(i) The LCM of 1456 and 1450 is associative
LCM of 1450 and 1456 = LCM of 1456 and 1450
1. What is the LCM of 1450 and 1456?
Answer: LCM of 1450 and 1456 is 1055600.
2. 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.
3. What are the Factors of 1456?
Answer: Factors of 1456 are 1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456. There are 20 integers that are factors of 1456. The greatest factor of 1456 is 1456.
4. How to Find the LCM of 1450 and 1456?
Answer:
Least Common Multiple of 1450 and 1456 = 1055600
Step 1: Find the prime factorization of 1450
1450 = 2 x 5 x 5 x 29
Step 2: Find the prime factorization of 1456
1456 = 2 x 2 x 2 x 2 x 7 x 13
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1055600 = 2 x 2 x 2 x 2 x 5 x 5 x 7 x 13 x 29
Step 4: Therefore, the least common multiple of 1450 and 1456 is 1055600.