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 1758 the smallest integer that is 1538250 that is divisible by both numbers.
Least Common Multiple (LCM) of 1750 and 1758 is 1538250.
LCM(1750,1758) = 1538250
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 1758. First we will calculate the prime factors of 1750 and 1758.
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 1758
2 | 1758 |
3 | 879 |
293 | 293 |
1 |
Prime factors of 1758 are 2, 3,293. Prime factorization of 1758 in exponential form is:
1758 = 21×31×2931
Now multiplying the highest exponent prime factors to calculate the LCM of 1750 and 1758.
LCM(1750,1758) = 21×31×53×71×2931
LCM(1750,1758) = 1538250
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 1758
List of positive integer factors of 1758 that divides 1758 without a remainder.
1, 2, 3, 6, 293, 586, 879, 1758
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1750 and 1758, than apply into the LCM equation.
GCF(1750,1758) = 2
LCM(1750,1758) = ( 1750 × 1758) / 2
LCM(1750,1758) = 3076500 / 2
LCM(1750,1758) = 1538250
(i) The LCM of 1758 and 1750 is associative
LCM of 1750 and 1758 = LCM of 1758 and 1750
1. What is the LCM of 1750 and 1758?
Answer: LCM of 1750 and 1758 is 1538250.
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 1758?
Answer: Factors of 1758 are 1, 2, 3, 6, 293, 586, 879, 1758. There are 8 integers that are factors of 1758. The greatest factor of 1758 is 1758.
4. How to Find the LCM of 1750 and 1758?
Answer:
Least Common Multiple of 1750 and 1758 = 1538250
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 1758
1758 = 2 x 3 x 293
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1538250 = 2 x 3 x 5 x 5 x 5 x 7 x 293
Step 4: Therefore, the least common multiple of 1750 and 1758 is 1538250.