Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 150 and 160 the smallest integer that is 2400 that is divisible by both numbers.
Least Common Multiple (LCM) of 150 and 160 is 2400.
LCM(150,160) = 2400
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 150 and 160. First we will calculate the prime factors of 150 and 160.
Prime Factorization of 150
2 | 150 |
3 | 75 |
5 | 25 |
5 | 5 |
1 |
Prime factors of 150 are 2, 3,5. Prime factorization of 150 in exponential form is:
150 = 21×31×52
Prime Factorization of 160
2 | 160 |
2 | 80 |
2 | 40 |
2 | 20 |
2 | 10 |
5 | 5 |
1 |
Prime factors of 160 are 2,5. Prime factorization of 160 in exponential form is:
160 = 25×51
Now multiplying the highest exponent prime factors to calculate the LCM of 150 and 160.
LCM(150,160) = 25×31×52
LCM(150,160) = 2400
Factors of 150
List of positive integer factors of 150 that divides 150 without a remainder.
1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150
Factors of 160
List of positive integer factors of 160 that divides 160 without a remainder.
1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 150 and 160, than apply into the LCM equation.
GCF(150,160) = 10
LCM(150,160) = ( 150 × 160) / 10
LCM(150,160) = 24000 / 10
LCM(150,160) = 2400
(i) The LCM of 160 and 150 is associative
LCM of 150 and 160 = LCM of 160 and 150
1. What is the LCM of 150 and 160?
Answer: LCM of 150 and 160 is 2400.
2. What are the Factors of 150?
Answer: Factors of 150 are 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150. There are 12 integers that are factors of 150. The greatest factor of 150 is 150.
3. What are the Factors of 160?
Answer: Factors of 160 are 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160. There are 12 integers that are factors of 160. The greatest factor of 160 is 160.
4. How to Find the LCM of 150 and 160?
Answer:
Least Common Multiple of 150 and 160 = 2400
Step 1: Find the prime factorization of 150
150 = 2 x 3 x 5 x 5
Step 2: Find the prime factorization of 160
160 = 2 x 2 x 2 x 2 x 2 x 5
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2400 = 2 x 2 x 2 x 2 x 2 x 3 x 5 x 5
Step 4: Therefore, the least common multiple of 150 and 160 is 2400.