Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 369 and 372 the smallest integer that is 45756 that is divisible by both numbers.
Least Common Multiple (LCM) of 369 and 372 is 45756.
LCM(369,372) = 45756
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 369 and 372. First we will calculate the prime factors of 369 and 372.
Prime Factorization of 369
3 | 369 |
3 | 123 |
41 | 41 |
1 |
Prime factors of 369 are 3,41. Prime factorization of 369 in exponential form is:
369 = 32×411
Prime Factorization of 372
2 | 372 |
2 | 186 |
3 | 93 |
31 | 31 |
1 |
Prime factors of 372 are 2, 3,31. Prime factorization of 372 in exponential form is:
372 = 22×31×311
Now multiplying the highest exponent prime factors to calculate the LCM of 369 and 372.
LCM(369,372) = 22×32×311×411
LCM(369,372) = 45756
Factors of 369
List of positive integer factors of 369 that divides 369 without a remainder.
1, 3, 9, 41, 123, 369
Factors of 372
List of positive integer factors of 372 that divides 372 without a remainder.
1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 369 and 372, than apply into the LCM equation.
GCF(369,372) = 3
LCM(369,372) = ( 369 × 372) / 3
LCM(369,372) = 137268 / 3
LCM(369,372) = 45756
(i) The LCM of 372 and 369 is associative
LCM of 369 and 372 = LCM of 372 and 369
1. What is the LCM of 369 and 372?
Answer: LCM of 369 and 372 is 45756.
2. What are the Factors of 369?
Answer: Factors of 369 are 1, 3, 9, 41, 123, 369. There are 6 integers that are factors of 369. The greatest factor of 369 is 369.
3. What are the Factors of 372?
Answer: Factors of 372 are 1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372. There are 12 integers that are factors of 372. The greatest factor of 372 is 372.
4. How to Find the LCM of 369 and 372?
Answer:
Least Common Multiple of 369 and 372 = 45756
Step 1: Find the prime factorization of 369
369 = 3 x 3 x 41
Step 2: Find the prime factorization of 372
372 = 2 x 2 x 3 x 31
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 45756 = 2 x 2 x 3 x 3 x 31 x 41
Step 4: Therefore, the least common multiple of 369 and 372 is 45756.