Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 287 and 293 the smallest integer that is 84091 that is divisible by both numbers.
Least Common Multiple (LCM) of 287 and 293 is 84091.
LCM(287,293) = 84091
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 287 and 293. First we will calculate the prime factors of 287 and 293.
Prime Factorization of 287
7 | 287 |
41 | 41 |
1 |
Prime factors of 287 are 7,41. Prime factorization of 287 in exponential form is:
287 = 71×411
Prime Factorization of 293
293 | 293 |
1 |
Prime factors of 293 are 293. Prime factorization of 293 in exponential form is:
293 = 2931
Now multiplying the highest exponent prime factors to calculate the LCM of 287 and 293.
LCM(287,293) = 71×411×2931
LCM(287,293) = 84091
Factors of 287
List of positive integer factors of 287 that divides 287 without a remainder.
1, 7, 41, 287
Factors of 293
List of positive integer factors of 293 that divides 293 without a remainder.
1, 293
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 287 and 293, than apply into the LCM equation.
GCF(287,293) = 1
LCM(287,293) = ( 287 × 293) / 1
LCM(287,293) = 84091 / 1
LCM(287,293) = 84091
(i) The LCM of 293 and 287 is associative
LCM of 287 and 293 = LCM of 293 and 287
1. What is the LCM of 287 and 293?
Answer: LCM of 287 and 293 is 84091.
2. What are the Factors of 287?
Answer: Factors of 287 are 1, 7, 41, 287. There are 4 integers that are factors of 287. The greatest factor of 287 is 287.
3. What are the Factors of 293?
Answer: Factors of 293 are 1, 293. There are 2 integers that are factors of 293. The greatest factor of 293 is 293.
4. How to Find the LCM of 287 and 293?
Answer:
Least Common Multiple of 287 and 293 = 84091
Step 1: Find the prime factorization of 287
287 = 7 x 41
Step 2: Find the prime factorization of 293
293 = 293
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 84091 = 7 x 41 x 293
Step 4: Therefore, the least common multiple of 287 and 293 is 84091.