Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9729 and 9730 the smallest integer that is 94663170 that is divisible by both numbers.
Least Common Multiple (LCM) of 9729 and 9730 is 94663170.
LCM(9729,9730) = 94663170
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 9729 and 9730. First we will calculate the prime factors of 9729 and 9730.
Prime Factorization of 9729
3 | 9729 |
3 | 3243 |
23 | 1081 |
47 | 47 |
1 |
Prime factors of 9729 are 3, 23,47. Prime factorization of 9729 in exponential form is:
9729 = 32×231×471
Prime Factorization of 9730
2 | 9730 |
5 | 4865 |
7 | 973 |
139 | 139 |
1 |
Prime factors of 9730 are 2, 5, 7,139. Prime factorization of 9730 in exponential form is:
9730 = 21×51×71×1391
Now multiplying the highest exponent prime factors to calculate the LCM of 9729 and 9730.
LCM(9729,9730) = 21×32×51×71×231×471×1391
LCM(9729,9730) = 94663170
Factors of 9729
List of positive integer factors of 9729 that divides 9729 without a remainder.
1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729
Factors of 9730
List of positive integer factors of 9730 that divides 9730 without a remainder.
1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9729 and 9730, than apply into the LCM equation.
GCF(9729,9730) = 1
LCM(9729,9730) = ( 9729 × 9730) / 1
LCM(9729,9730) = 94663170 / 1
LCM(9729,9730) = 94663170
(i) The LCM of 9730 and 9729 is associative
LCM of 9729 and 9730 = LCM of 9730 and 9729
1. What is the LCM of 9729 and 9730?
Answer: LCM of 9729 and 9730 is 94663170.
2. What are the Factors of 9729?
Answer: Factors of 9729 are 1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729. There are 12 integers that are factors of 9729. The greatest factor of 9729 is 9729.
3. What are the Factors of 9730?
Answer: Factors of 9730 are 1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730. There are 16 integers that are factors of 9730. The greatest factor of 9730 is 9730.
4. How to Find the LCM of 9729 and 9730?
Answer:
Least Common Multiple of 9729 and 9730 = 94663170
Step 1: Find the prime factorization of 9729
9729 = 3 x 3 x 23 x 47
Step 2: Find the prime factorization of 9730
9730 = 2 x 5 x 7 x 139
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 94663170 = 2 x 3 x 3 x 5 x 7 x 23 x 47 x 139
Step 4: Therefore, the least common multiple of 9729 and 9730 is 94663170.