Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 291 and 293 the smallest integer that is 85263 that is divisible by both numbers.
Least Common Multiple (LCM) of 291 and 293 is 85263.
LCM(291,293) = 85263
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 291 and 293. First we will calculate the prime factors of 291 and 293.
Prime Factorization of 291
3 | 291 |
97 | 97 |
1 |
Prime factors of 291 are 3,97. Prime factorization of 291 in exponential form is:
291 = 31×971
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 291 and 293.
LCM(291,293) = 31×971×2931
LCM(291,293) = 85263
Factors of 291
List of positive integer factors of 291 that divides 291 without a remainder.
1, 3, 97, 291
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 291 and 293, than apply into the LCM equation.
GCF(291,293) = 1
LCM(291,293) = ( 291 × 293) / 1
LCM(291,293) = 85263 / 1
LCM(291,293) = 85263
(i) The LCM of 293 and 291 is associative
LCM of 291 and 293 = LCM of 293 and 291
1. What is the LCM of 291 and 293?
Answer: LCM of 291 and 293 is 85263.
2. What are the Factors of 291?
Answer: Factors of 291 are 1, 3, 97, 291. There are 4 integers that are factors of 291. The greatest factor of 291 is 291.
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 291 and 293?
Answer:
Least Common Multiple of 291 and 293 = 85263
Step 1: Find the prime factorization of 291
291 = 3 x 97
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 = 85263 = 3 x 97 x 293
Step 4: Therefore, the least common multiple of 291 and 293 is 85263.