Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 731 and 732 the smallest integer that is 535092 that is divisible by both numbers.
Least Common Multiple (LCM) of 731 and 732 is 535092.
LCM(731,732) = 535092
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 731 and 732. First we will calculate the prime factors of 731 and 732.
Prime Factorization of 731
17 | 731 |
43 | 43 |
1 |
Prime factors of 731 are 17,43. Prime factorization of 731 in exponential form is:
731 = 171×431
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 731 and 732.
LCM(731,732) = 22×31×171×431×611
LCM(731,732) = 535092
Factors of 731
List of positive integer factors of 731 that divides 731 without a remainder.
1, 17, 43, 731
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 731 and 732, than apply into the LCM equation.
GCF(731,732) = 1
LCM(731,732) = ( 731 × 732) / 1
LCM(731,732) = 535092 / 1
LCM(731,732) = 535092
(i) The LCM of 732 and 731 is associative
LCM of 731 and 732 = LCM of 732 and 731
1. What is the LCM of 731 and 732?
Answer: LCM of 731 and 732 is 535092.
2. What are the Factors of 731?
Answer: Factors of 731 are 1, 17, 43, 731. There are 4 integers that are factors of 731. The greatest factor of 731 is 731.
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 731 and 732?
Answer:
Least Common Multiple of 731 and 732 = 535092
Step 1: Find the prime factorization of 731
731 = 17 x 43
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 = 535092 = 2 x 2 x 3 x 17 x 43 x 61
Step 4: Therefore, the least common multiple of 731 and 732 is 535092.