Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 725 and 732 the smallest integer that is 530700 that is divisible by both numbers.
Least Common Multiple (LCM) of 725 and 732 is 530700.
LCM(725,732) = 530700
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 725 and 732. First we will calculate the prime factors of 725 and 732.
Prime Factorization of 725
5 | 725 |
5 | 145 |
29 | 29 |
1 |
Prime factors of 725 are 5,29. Prime factorization of 725 in exponential form is:
725 = 52×291
Prime Factorization of 732
2 | 732 |
2 | 366 |
3 | 183 |
61 | 61 |
1 |
Prime factors of 732 are 2, 3,61. Prime factorization of 732 in exponential form is:
732 = 22×31×611
Now multiplying the highest exponent prime factors to calculate the LCM of 725 and 732.
LCM(725,732) = 22×31×52×291×611
LCM(725,732) = 530700
Factors of 725
List of positive integer factors of 725 that divides 725 without a remainder.
1, 5, 25, 29, 145, 725
Factors of 732
List of positive integer factors of 732 that divides 732 without a remainder.
1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 725 and 732, than apply into the LCM equation.
GCF(725,732) = 1
LCM(725,732) = ( 725 × 732) / 1
LCM(725,732) = 530700 / 1
LCM(725,732) = 530700
(i) The LCM of 732 and 725 is associative
LCM of 725 and 732 = LCM of 732 and 725
1. What is the LCM of 725 and 732?
Answer: LCM of 725 and 732 is 530700.
2. What are the Factors of 725?
Answer: Factors of 725 are 1, 5, 25, 29, 145, 725. There are 6 integers that are factors of 725. The greatest factor of 725 is 725.
3. What are the Factors of 732?
Answer: Factors of 732 are 1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732. There are 12 integers that are factors of 732. The greatest factor of 732 is 732.
4. How to Find the LCM of 725 and 732?
Answer:
Least Common Multiple of 725 and 732 = 530700
Step 1: Find the prime factorization of 725
725 = 5 x 5 x 29
Step 2: Find the prime factorization of 732
732 = 2 x 2 x 3 x 61
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 530700 = 2 x 2 x 3 x 5 x 5 x 29 x 61
Step 4: Therefore, the least common multiple of 725 and 732 is 530700.