Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 340 and 344 the smallest integer that is 29240 that is divisible by both numbers.
Least Common Multiple (LCM) of 340 and 344 is 29240.
LCM(340,344) = 29240
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 340 and 344. First we will calculate the prime factors of 340 and 344.
Prime Factorization of 340
2 | 340 |
2 | 170 |
5 | 85 |
17 | 17 |
1 |
Prime factors of 340 are 2, 5,17. Prime factorization of 340 in exponential form is:
340 = 22×51×171
Prime Factorization of 344
2 | 344 |
2 | 172 |
2 | 86 |
43 | 43 |
1 |
Prime factors of 344 are 2,43. Prime factorization of 344 in exponential form is:
344 = 23×431
Now multiplying the highest exponent prime factors to calculate the LCM of 340 and 344.
LCM(340,344) = 23×51×171×431
LCM(340,344) = 29240
Factors of 340
List of positive integer factors of 340 that divides 340 without a remainder.
1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340
Factors of 344
List of positive integer factors of 344 that divides 344 without a remainder.
1, 2, 4, 8, 43, 86, 172, 344
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 340 and 344, than apply into the LCM equation.
GCF(340,344) = 4
LCM(340,344) = ( 340 × 344) / 4
LCM(340,344) = 116960 / 4
LCM(340,344) = 29240
(i) The LCM of 344 and 340 is associative
LCM of 340 and 344 = LCM of 344 and 340
1. What is the LCM of 340 and 344?
Answer: LCM of 340 and 344 is 29240.
2. What are the Factors of 340?
Answer: Factors of 340 are 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340. There are 12 integers that are factors of 340. The greatest factor of 340 is 340.
3. What are the Factors of 344?
Answer: Factors of 344 are 1, 2, 4, 8, 43, 86, 172, 344. There are 8 integers that are factors of 344. The greatest factor of 344 is 344.
4. How to Find the LCM of 340 and 344?
Answer:
Least Common Multiple of 340 and 344 = 29240
Step 1: Find the prime factorization of 340
340 = 2 x 2 x 5 x 17
Step 2: Find the prime factorization of 344
344 = 2 x 2 x 2 x 43
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 29240 = 2 x 2 x 2 x 5 x 17 x 43
Step 4: Therefore, the least common multiple of 340 and 344 is 29240.