Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 152 and 158 the smallest integer that is 12008 that is divisible by both numbers.
Least Common Multiple (LCM) of 152 and 158 is 12008.
LCM(152,158) = 12008
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 152 and 158. First we will calculate the prime factors of 152 and 158.
Prime Factorization of 152
2 | 152 |
2 | 76 |
2 | 38 |
19 | 19 |
1 |
Prime factors of 152 are 2,19. Prime factorization of 152 in exponential form is:
152 = 23×191
Prime Factorization of 158
2 | 158 |
79 | 79 |
1 |
Prime factors of 158 are 2,79. Prime factorization of 158 in exponential form is:
158 = 21×791
Now multiplying the highest exponent prime factors to calculate the LCM of 152 and 158.
LCM(152,158) = 23×191×791
LCM(152,158) = 12008
Factors of 152
List of positive integer factors of 152 that divides 152 without a remainder.
1, 2, 4, 8, 19, 38, 76, 152
Factors of 158
List of positive integer factors of 158 that divides 158 without a remainder.
1, 2, 79, 158
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 152 and 158, than apply into the LCM equation.
GCF(152,158) = 2
LCM(152,158) = ( 152 × 158) / 2
LCM(152,158) = 24016 / 2
LCM(152,158) = 12008
(i) The LCM of 158 and 152 is associative
LCM of 152 and 158 = LCM of 158 and 152
1. What is the LCM of 152 and 158?
Answer: LCM of 152 and 158 is 12008.
2. What are the Factors of 152?
Answer: Factors of 152 are 1, 2, 4, 8, 19, 38, 76, 152. There are 8 integers that are factors of 152. The greatest factor of 152 is 152.
3. What are the Factors of 158?
Answer: Factors of 158 are 1, 2, 79, 158. There are 4 integers that are factors of 158. The greatest factor of 158 is 158.
4. How to Find the LCM of 152 and 158?
Answer:
Least Common Multiple of 152 and 158 = 12008
Step 1: Find the prime factorization of 152
152 = 2 x 2 x 2 x 19
Step 2: Find the prime factorization of 158
158 = 2 x 79
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 12008 = 2 x 2 x 2 x 19 x 79
Step 4: Therefore, the least common multiple of 152 and 158 is 12008.