Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3653 and 3661 the smallest integer that is 13373633 that is divisible by both numbers.
Least Common Multiple (LCM) of 3653 and 3661 is 13373633.
LCM(3653,3661) = 13373633
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 3653 and 3661. First we will calculate the prime factors of 3653 and 3661.
Prime Factorization of 3653
13 | 3653 |
281 | 281 |
1 |
Prime factors of 3653 are 13,281. Prime factorization of 3653 in exponential form is:
3653 = 131×2811
Prime Factorization of 3661
7 | 3661 |
523 | 523 |
1 |
Prime factors of 3661 are 7,523. Prime factorization of 3661 in exponential form is:
3661 = 71×5231
Now multiplying the highest exponent prime factors to calculate the LCM of 3653 and 3661.
LCM(3653,3661) = 71×131×2811×5231
LCM(3653,3661) = 13373633
Factors of 3653
List of positive integer factors of 3653 that divides 3653 without a remainder.
1, 13, 281, 3653
Factors of 3661
List of positive integer factors of 3661 that divides 3661 without a remainder.
1, 7, 523, 3661
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3653 and 3661, than apply into the LCM equation.
GCF(3653,3661) = 1
LCM(3653,3661) = ( 3653 × 3661) / 1
LCM(3653,3661) = 13373633 / 1
LCM(3653,3661) = 13373633
(i) The LCM of 3661 and 3653 is associative
LCM of 3653 and 3661 = LCM of 3661 and 3653
1. What is the LCM of 3653 and 3661?
Answer: LCM of 3653 and 3661 is 13373633.
2. What are the Factors of 3653?
Answer: Factors of 3653 are 1, 13, 281, 3653. There are 4 integers that are factors of 3653. The greatest factor of 3653 is 3653.
3. What are the Factors of 3661?
Answer: Factors of 3661 are 1, 7, 523, 3661. There are 4 integers that are factors of 3661. The greatest factor of 3661 is 3661.
4. How to Find the LCM of 3653 and 3661?
Answer:
Least Common Multiple of 3653 and 3661 = 13373633
Step 1: Find the prime factorization of 3653
3653 = 13 x 281
Step 2: Find the prime factorization of 3661
3661 = 7 x 523
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 13373633 = 7 x 13 x 281 x 523
Step 4: Therefore, the least common multiple of 3653 and 3661 is 13373633.