Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 289 and 293 the smallest integer that is 84677 that is divisible by both numbers.
Least Common Multiple (LCM) of 289 and 293 is 84677.
LCM(289,293) = 84677
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 289 and 293. First we will calculate the prime factors of 289 and 293.
Prime Factorization of 289
17 | 289 |
17 | 17 |
1 |
Prime factors of 289 are 17. Prime factorization of 289 in exponential form is:
289 = 172
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 289 and 293.
LCM(289,293) = 172×2931
LCM(289,293) = 84677
Factors of 289
List of positive integer factors of 289 that divides 289 without a remainder.
1, 17, 289
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 289 and 293, than apply into the LCM equation.
GCF(289,293) = 1
LCM(289,293) = ( 289 × 293) / 1
LCM(289,293) = 84677 / 1
LCM(289,293) = 84677
(i) The LCM of 293 and 289 is associative
LCM of 289 and 293 = LCM of 293 and 289
1. What is the LCM of 289 and 293?
Answer: LCM of 289 and 293 is 84677.
2. What are the Factors of 289?
Answer: Factors of 289 are 1, 17, 289. There are 3 integers that are factors of 289. The greatest factor of 289 is 289.
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 289 and 293?
Answer:
Least Common Multiple of 289 and 293 = 84677
Step 1: Find the prime factorization of 289
289 = 17 x 17
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 = 84677 = 17 x 17 x 293
Step 4: Therefore, the least common multiple of 289 and 293 is 84677.