Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 723 and 726 the smallest integer that is 174966 that is divisible by both numbers.
Least Common Multiple (LCM) of 723 and 726 is 174966.
LCM(723,726) = 174966
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 723 and 726. First we will calculate the prime factors of 723 and 726.
Prime Factorization of 723
3 | 723 |
241 | 241 |
1 |
Prime factors of 723 are 3,241. Prime factorization of 723 in exponential form is:
723 = 31×2411
Prime Factorization of 726
2 | 726 |
3 | 363 |
11 | 121 |
11 | 11 |
1 |
Prime factors of 726 are 2, 3,11. Prime factorization of 726 in exponential form is:
726 = 21×31×112
Now multiplying the highest exponent prime factors to calculate the LCM of 723 and 726.
LCM(723,726) = 21×31×112×2411
LCM(723,726) = 174966
Factors of 723
List of positive integer factors of 723 that divides 723 without a remainder.
1, 3, 241, 723
Factors of 726
List of positive integer factors of 726 that divides 726 without a remainder.
1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 723 and 726, than apply into the LCM equation.
GCF(723,726) = 3
LCM(723,726) = ( 723 × 726) / 3
LCM(723,726) = 524898 / 3
LCM(723,726) = 174966
(i) The LCM of 726 and 723 is associative
LCM of 723 and 726 = LCM of 726 and 723
1. What is the LCM of 723 and 726?
Answer: LCM of 723 and 726 is 174966.
2. What are the Factors of 723?
Answer: Factors of 723 are 1, 3, 241, 723. There are 4 integers that are factors of 723. The greatest factor of 723 is 723.
3. What are the Factors of 726?
Answer: Factors of 726 are 1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726. There are 12 integers that are factors of 726. The greatest factor of 726 is 726.
4. How to Find the LCM of 723 and 726?
Answer:
Least Common Multiple of 723 and 726 = 174966
Step 1: Find the prime factorization of 723
723 = 3 x 241
Step 2: Find the prime factorization of 726
726 = 2 x 3 x 11 x 11
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 174966 = 2 x 3 x 11 x 11 x 241
Step 4: Therefore, the least common multiple of 723 and 726 is 174966.