Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3608 and 3615 the smallest integer that is 13042920 that is divisible by both numbers.
Least Common Multiple (LCM) of 3608 and 3615 is 13042920.
LCM(3608,3615) = 13042920
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 3608 and 3615. First we will calculate the prime factors of 3608 and 3615.
Prime Factorization of 3608
2 | 3608 |
2 | 1804 |
2 | 902 |
11 | 451 |
41 | 41 |
1 |
Prime factors of 3608 are 2, 11,41. Prime factorization of 3608 in exponential form is:
3608 = 23×111×411
Prime Factorization of 3615
3 | 3615 |
5 | 1205 |
241 | 241 |
1 |
Prime factors of 3615 are 3, 5,241. Prime factorization of 3615 in exponential form is:
3615 = 31×51×2411
Now multiplying the highest exponent prime factors to calculate the LCM of 3608 and 3615.
LCM(3608,3615) = 23×31×51×111×411×2411
LCM(3608,3615) = 13042920
Factors of 3608
List of positive integer factors of 3608 that divides 3608 without a remainder.
1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608
Factors of 3615
List of positive integer factors of 3615 that divides 3615 without a remainder.
1, 3, 5, 15, 241, 723, 1205, 3615
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3608 and 3615, than apply into the LCM equation.
GCF(3608,3615) = 1
LCM(3608,3615) = ( 3608 × 3615) / 1
LCM(3608,3615) = 13042920 / 1
LCM(3608,3615) = 13042920
(i) The LCM of 3615 and 3608 is associative
LCM of 3608 and 3615 = LCM of 3615 and 3608
1. What is the LCM of 3608 and 3615?
Answer: LCM of 3608 and 3615 is 13042920.
2. What are the Factors of 3608?
Answer: Factors of 3608 are 1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608. There are 16 integers that are factors of 3608. The greatest factor of 3608 is 3608.
3. What are the Factors of 3615?
Answer: Factors of 3615 are 1, 3, 5, 15, 241, 723, 1205, 3615. There are 8 integers that are factors of 3615. The greatest factor of 3615 is 3615.
4. How to Find the LCM of 3608 and 3615?
Answer:
Least Common Multiple of 3608 and 3615 = 13042920
Step 1: Find the prime factorization of 3608
3608 = 2 x 2 x 2 x 11 x 41
Step 2: Find the prime factorization of 3615
3615 = 3 x 5 x 241
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 13042920 = 2 x 2 x 2 x 3 x 5 x 11 x 41 x 241
Step 4: Therefore, the least common multiple of 3608 and 3615 is 13042920.