Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 750 and 755 the smallest integer that is 113250 that is divisible by both numbers.
Least Common Multiple (LCM) of 750 and 755 is 113250.
LCM(750,755) = 113250
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 750 and 755. First we will calculate the prime factors of 750 and 755.
Prime Factorization of 750
2 | 750 |
3 | 375 |
5 | 125 |
5 | 25 |
5 | 5 |
1 |
Prime factors of 750 are 2, 3,5. Prime factorization of 750 in exponential form is:
750 = 21×31×53
Prime Factorization of 755
5 | 755 |
151 | 151 |
1 |
Prime factors of 755 are 5,151. Prime factorization of 755 in exponential form is:
755 = 51×1511
Now multiplying the highest exponent prime factors to calculate the LCM of 750 and 755.
LCM(750,755) = 21×31×53×1511
LCM(750,755) = 113250
Factors of 750
List of positive integer factors of 750 that divides 750 without a remainder.
1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 750
Factors of 755
List of positive integer factors of 755 that divides 755 without a remainder.
1, 5, 151, 755
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 750 and 755, than apply into the LCM equation.
GCF(750,755) = 5
LCM(750,755) = ( 750 × 755) / 5
LCM(750,755) = 566250 / 5
LCM(750,755) = 113250
(i) The LCM of 755 and 750 is associative
LCM of 750 and 755 = LCM of 755 and 750
1. What is the LCM of 750 and 755?
Answer: LCM of 750 and 755 is 113250.
2. What are the Factors of 750?
Answer: Factors of 750 are 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 750. There are 16 integers that are factors of 750. The greatest factor of 750 is 750.
3. What are the Factors of 755?
Answer: Factors of 755 are 1, 5, 151, 755. There are 4 integers that are factors of 755. The greatest factor of 755 is 755.
4. How to Find the LCM of 750 and 755?
Answer:
Least Common Multiple of 750 and 755 = 113250
Step 1: Find the prime factorization of 750
750 = 2 x 3 x 5 x 5 x 5
Step 2: Find the prime factorization of 755
755 = 5 x 151
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 113250 = 2 x 3 x 5 x 5 x 5 x 151
Step 4: Therefore, the least common multiple of 750 and 755 is 113250.