Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8729 and 8735 the smallest integer that is 76247815 that is divisible by both numbers.
Least Common Multiple (LCM) of 8729 and 8735 is 76247815.
LCM(8729,8735) = 76247815
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 8729 and 8735. First we will calculate the prime factors of 8729 and 8735.
Prime Factorization of 8729
7 | 8729 |
29 | 1247 |
43 | 43 |
1 |
Prime factors of 8729 are 7, 29,43. Prime factorization of 8729 in exponential form is:
8729 = 71×291×431
Prime Factorization of 8735
5 | 8735 |
1747 | 1747 |
1 |
Prime factors of 8735 are 5,1747. Prime factorization of 8735 in exponential form is:
8735 = 51×17471
Now multiplying the highest exponent prime factors to calculate the LCM of 8729 and 8735.
LCM(8729,8735) = 51×71×291×431×17471
LCM(8729,8735) = 76247815
Factors of 8729
List of positive integer factors of 8729 that divides 8729 without a remainder.
1, 7, 29, 43, 203, 301, 1247, 8729
Factors of 8735
List of positive integer factors of 8735 that divides 8735 without a remainder.
1, 5, 1747, 8735
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8729 and 8735, than apply into the LCM equation.
GCF(8729,8735) = 1
LCM(8729,8735) = ( 8729 × 8735) / 1
LCM(8729,8735) = 76247815 / 1
LCM(8729,8735) = 76247815
(i) The LCM of 8735 and 8729 is associative
LCM of 8729 and 8735 = LCM of 8735 and 8729
1. What is the LCM of 8729 and 8735?
Answer: LCM of 8729 and 8735 is 76247815.
2. What are the Factors of 8729?
Answer: Factors of 8729 are 1, 7, 29, 43, 203, 301, 1247, 8729. There are 8 integers that are factors of 8729. The greatest factor of 8729 is 8729.
3. What are the Factors of 8735?
Answer: Factors of 8735 are 1, 5, 1747, 8735. There are 4 integers that are factors of 8735. The greatest factor of 8735 is 8735.
4. How to Find the LCM of 8729 and 8735?
Answer:
Least Common Multiple of 8729 and 8735 = 76247815
Step 1: Find the prime factorization of 8729
8729 = 7 x 29 x 43
Step 2: Find the prime factorization of 8735
8735 = 5 x 1747
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 76247815 = 5 x 7 x 29 x 43 x 1747
Step 4: Therefore, the least common multiple of 8729 and 8735 is 76247815.