Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 370 and 372 the smallest integer that is 68820 that is divisible by both numbers.
Least Common Multiple (LCM) of 370 and 372 is 68820.
LCM(370,372) = 68820
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 370 and 372. First we will calculate the prime factors of 370 and 372.
Prime Factorization of 370
2 | 370 |
5 | 185 |
37 | 37 |
1 |
Prime factors of 370 are 2, 5,37. Prime factorization of 370 in exponential form is:
370 = 21×51×371
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 370 and 372.
LCM(370,372) = 22×31×51×311×371
LCM(370,372) = 68820
Factors of 370
List of positive integer factors of 370 that divides 370 without a remainder.
1, 2, 5, 10, 37, 74, 185, 370
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 370 and 372, than apply into the LCM equation.
GCF(370,372) = 2
LCM(370,372) = ( 370 × 372) / 2
LCM(370,372) = 137640 / 2
LCM(370,372) = 68820
(i) The LCM of 372 and 370 is associative
LCM of 370 and 372 = LCM of 372 and 370
1. What is the LCM of 370 and 372?
Answer: LCM of 370 and 372 is 68820.
2. What are the Factors of 370?
Answer: Factors of 370 are 1, 2, 5, 10, 37, 74, 185, 370. There are 8 integers that are factors of 370. The greatest factor of 370 is 370.
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 370 and 372?
Answer:
Least Common Multiple of 370 and 372 = 68820
Step 1: Find the prime factorization of 370
370 = 2 x 5 x 37
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 = 68820 = 2 x 2 x 3 x 5 x 31 x 37
Step 4: Therefore, the least common multiple of 370 and 372 is 68820.