Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1750 and 1756 the smallest integer that is 1536500 that is divisible by both numbers.
Least Common Multiple (LCM) of 1750 and 1756 is 1536500.
LCM(1750,1756) = 1536500
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 1750 and 1756. First we will calculate the prime factors of 1750 and 1756.
Prime Factorization of 1750
2 | 1750 |
5 | 875 |
5 | 175 |
5 | 35 |
7 | 7 |
1 |
Prime factors of 1750 are 2, 5,7. Prime factorization of 1750 in exponential form is:
1750 = 21×53×71
Prime Factorization of 1756
2 | 1756 |
2 | 878 |
439 | 439 |
1 |
Prime factors of 1756 are 2,439. Prime factorization of 1756 in exponential form is:
1756 = 22×4391
Now multiplying the highest exponent prime factors to calculate the LCM of 1750 and 1756.
LCM(1750,1756) = 22×53×71×4391
LCM(1750,1756) = 1536500
Factors of 1750
List of positive integer factors of 1750 that divides 1750 without a remainder.
1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750
Factors of 1756
List of positive integer factors of 1756 that divides 1756 without a remainder.
1, 2, 4, 439, 878, 1756
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1750 and 1756, than apply into the LCM equation.
GCF(1750,1756) = 2
LCM(1750,1756) = ( 1750 × 1756) / 2
LCM(1750,1756) = 3073000 / 2
LCM(1750,1756) = 1536500
(i) The LCM of 1756 and 1750 is associative
LCM of 1750 and 1756 = LCM of 1756 and 1750
1. What is the LCM of 1750 and 1756?
Answer: LCM of 1750 and 1756 is 1536500.
2. What are the Factors of 1750?
Answer: Factors of 1750 are 1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750. There are 16 integers that are factors of 1750. The greatest factor of 1750 is 1750.
3. What are the Factors of 1756?
Answer: Factors of 1756 are 1, 2, 4, 439, 878, 1756. There are 6 integers that are factors of 1756. The greatest factor of 1756 is 1756.
4. How to Find the LCM of 1750 and 1756?
Answer:
Least Common Multiple of 1750 and 1756 = 1536500
Step 1: Find the prime factorization of 1750
1750 = 2 x 5 x 5 x 5 x 7
Step 2: Find the prime factorization of 1756
1756 = 2 x 2 x 439
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1536500 = 2 x 2 x 5 x 5 x 5 x 7 x 439
Step 4: Therefore, the least common multiple of 1750 and 1756 is 1536500.