Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 17218 and 17221 the smallest integer that is 296511178 that is divisible by both numbers.
Least Common Multiple (LCM) of 17218 and 17221 is 296511178.
LCM(17218,17221) = 296511178
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 17218 and 17221. First we will calculate the prime factors of 17218 and 17221.
Prime Factorization of 17218
2 | 17218 |
8609 | 8609 |
1 |
Prime factors of 17218 are 2,8609. Prime factorization of 17218 in exponential form is:
17218 = 21×86091
Prime Factorization of 17221
17 | 17221 |
1013 | 1013 |
1 |
Prime factors of 17221 are 17,1013. Prime factorization of 17221 in exponential form is:
17221 = 171×10131
Now multiplying the highest exponent prime factors to calculate the LCM of 17218 and 17221.
LCM(17218,17221) = 21×171×10131×86091
LCM(17218,17221) = 296511178
Factors of 17218
List of positive integer factors of 17218 that divides 17218 without a remainder.
1, 2, 8609, 17218
Factors of 17221
List of positive integer factors of 17221 that divides 17221 without a remainder.
1, 17, 1013, 17221
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17218 and 17221, than apply into the LCM equation.
GCF(17218,17221) = 1
LCM(17218,17221) = ( 17218 × 17221) / 1
LCM(17218,17221) = 296511178 / 1
LCM(17218,17221) = 296511178
(i) The LCM of 17221 and 17218 is associative
LCM of 17218 and 17221 = LCM of 17221 and 17218
1. What is the LCM of 17218 and 17221?
Answer: LCM of 17218 and 17221 is 296511178.
2. What are the Factors of 17218?
Answer: Factors of 17218 are 1, 2, 8609, 17218. There are 4 integers that are factors of 17218. The greatest factor of 17218 is 17218.
3. What are the Factors of 17221?
Answer: Factors of 17221 are 1, 17, 1013, 17221. There are 4 integers that are factors of 17221. The greatest factor of 17221 is 17221.
4. How to Find the LCM of 17218 and 17221?
Answer:
Least Common Multiple of 17218 and 17221 = 296511178
Step 1: Find the prime factorization of 17218
17218 = 2 x 8609
Step 2: Find the prime factorization of 17221
17221 = 17 x 1013
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 296511178 = 2 x 17 x 1013 x 8609
Step 4: Therefore, the least common multiple of 17218 and 17221 is 296511178.