Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 290 and 293 the smallest integer that is 84970 that is divisible by both numbers.
Least Common Multiple (LCM) of 290 and 293 is 84970.
LCM(290,293) = 84970
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 290 and 293. First we will calculate the prime factors of 290 and 293.
Prime Factorization of 290
2 | 290 |
5 | 145 |
29 | 29 |
1 |
Prime factors of 290 are 2, 5,29. Prime factorization of 290 in exponential form is:
290 = 21×51×291
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 290 and 293.
LCM(290,293) = 21×51×291×2931
LCM(290,293) = 84970
Factors of 290
List of positive integer factors of 290 that divides 290 without a remainder.
1, 2, 5, 10, 29, 58, 145, 290
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 290 and 293, than apply into the LCM equation.
GCF(290,293) = 1
LCM(290,293) = ( 290 × 293) / 1
LCM(290,293) = 84970 / 1
LCM(290,293) = 84970
(i) The LCM of 293 and 290 is associative
LCM of 290 and 293 = LCM of 293 and 290
1. What is the LCM of 290 and 293?
Answer: LCM of 290 and 293 is 84970.
2. What are the Factors of 290?
Answer: Factors of 290 are 1, 2, 5, 10, 29, 58, 145, 290. There are 8 integers that are factors of 290. The greatest factor of 290 is 290.
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 290 and 293?
Answer:
Least Common Multiple of 290 and 293 = 84970
Step 1: Find the prime factorization of 290
290 = 2 x 5 x 29
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 = 84970 = 2 x 5 x 29 x 293
Step 4: Therefore, the least common multiple of 290 and 293 is 84970.