Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 148 and 154 the smallest integer that is 11396 that is divisible by both numbers.
Least Common Multiple (LCM) of 148 and 154 is 11396.
LCM(148,154) = 11396
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 148 and 154. First we will calculate the prime factors of 148 and 154.
Prime Factorization of 148
2 | 148 |
2 | 74 |
37 | 37 |
1 |
Prime factors of 148 are 2,37. Prime factorization of 148 in exponential form is:
148 = 22×371
Prime Factorization of 154
2 | 154 |
7 | 77 |
11 | 11 |
1 |
Prime factors of 154 are 2, 7,11. Prime factorization of 154 in exponential form is:
154 = 21×71×111
Now multiplying the highest exponent prime factors to calculate the LCM of 148 and 154.
LCM(148,154) = 22×71×111×371
LCM(148,154) = 11396
Factors of 148
List of positive integer factors of 148 that divides 148 without a remainder.
1, 2, 4, 37, 74, 148
Factors of 154
List of positive integer factors of 154 that divides 154 without a remainder.
1, 2, 7, 11, 14, 22, 77, 154
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 148 and 154, than apply into the LCM equation.
GCF(148,154) = 2
LCM(148,154) = ( 148 × 154) / 2
LCM(148,154) = 22792 / 2
LCM(148,154) = 11396
(i) The LCM of 154 and 148 is associative
LCM of 148 and 154 = LCM of 154 and 148
1. What is the LCM of 148 and 154?
Answer: LCM of 148 and 154 is 11396.
2. What are the Factors of 148?
Answer: Factors of 148 are 1, 2, 4, 37, 74, 148. There are 6 integers that are factors of 148. The greatest factor of 148 is 148.
3. What are the Factors of 154?
Answer: Factors of 154 are 1, 2, 7, 11, 14, 22, 77, 154. There are 8 integers that are factors of 154. The greatest factor of 154 is 154.
4. How to Find the LCM of 148 and 154?
Answer:
Least Common Multiple of 148 and 154 = 11396
Step 1: Find the prime factorization of 148
148 = 2 x 2 x 37
Step 2: Find the prime factorization of 154
154 = 2 x 7 x 11
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 11396 = 2 x 2 x 7 x 11 x 37
Step 4: Therefore, the least common multiple of 148 and 154 is 11396.