Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 284 and 292 the smallest integer that is 20732 that is divisible by both numbers.
Least Common Multiple (LCM) of 284 and 292 is 20732.
LCM(284,292) = 20732
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 284 and 292. First we will calculate the prime factors of 284 and 292.
Prime Factorization of 284
2 | 284 |
2 | 142 |
71 | 71 |
1 |
Prime factors of 284 are 2,71. Prime factorization of 284 in exponential form is:
284 = 22×711
Prime Factorization of 292
2 | 292 |
2 | 146 |
73 | 73 |
1 |
Prime factors of 292 are 2,73. Prime factorization of 292 in exponential form is:
292 = 22×731
Now multiplying the highest exponent prime factors to calculate the LCM of 284 and 292.
LCM(284,292) = 22×711×731
LCM(284,292) = 20732
Factors of 284
List of positive integer factors of 284 that divides 284 without a remainder.
1, 2, 4, 71, 142, 284
Factors of 292
List of positive integer factors of 292 that divides 292 without a remainder.
1, 2, 4, 73, 146, 292
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 284 and 292, than apply into the LCM equation.
GCF(284,292) = 4
LCM(284,292) = ( 284 × 292) / 4
LCM(284,292) = 82928 / 4
LCM(284,292) = 20732
(i) The LCM of 292 and 284 is associative
LCM of 284 and 292 = LCM of 292 and 284
1. What is the LCM of 284 and 292?
Answer: LCM of 284 and 292 is 20732.
2. What are the Factors of 284?
Answer: Factors of 284 are 1, 2, 4, 71, 142, 284. There are 6 integers that are factors of 284. The greatest factor of 284 is 284.
3. What are the Factors of 292?
Answer: Factors of 292 are 1, 2, 4, 73, 146, 292. There are 6 integers that are factors of 292. The greatest factor of 292 is 292.
4. How to Find the LCM of 284 and 292?
Answer:
Least Common Multiple of 284 and 292 = 20732
Step 1: Find the prime factorization of 284
284 = 2 x 2 x 71
Step 2: Find the prime factorization of 292
292 = 2 x 2 x 73
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 20732 = 2 x 2 x 71 x 73
Step 4: Therefore, the least common multiple of 284 and 292 is 20732.