Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 5315 and 5321 the smallest integer that is 28281115 that is divisible by both numbers.
Least Common Multiple (LCM) of 5315 and 5321 is 28281115.
LCM(5315,5321) = 28281115
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 5315 and 5321. First we will calculate the prime factors of 5315 and 5321.
Prime Factorization of 5315
5 | 5315 |
1063 | 1063 |
1 |
Prime factors of 5315 are 5,1063. Prime factorization of 5315 in exponential form is:
5315 = 51×10631
Prime Factorization of 5321
17 | 5321 |
313 | 313 |
1 |
Prime factors of 5321 are 17,313. Prime factorization of 5321 in exponential form is:
5321 = 171×3131
Now multiplying the highest exponent prime factors to calculate the LCM of 5315 and 5321.
LCM(5315,5321) = 51×171×3131×10631
LCM(5315,5321) = 28281115
Factors of 5315
List of positive integer factors of 5315 that divides 5315 without a remainder.
1, 5, 1063, 5315
Factors of 5321
List of positive integer factors of 5321 that divides 5321 without a remainder.
1, 17, 313, 5321
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5315 and 5321, than apply into the LCM equation.
GCF(5315,5321) = 1
LCM(5315,5321) = ( 5315 × 5321) / 1
LCM(5315,5321) = 28281115 / 1
LCM(5315,5321) = 28281115
(i) The LCM of 5321 and 5315 is associative
LCM of 5315 and 5321 = LCM of 5321 and 5315
1. What is the LCM of 5315 and 5321?
Answer: LCM of 5315 and 5321 is 28281115.
2. What are the Factors of 5315?
Answer: Factors of 5315 are 1, 5, 1063, 5315. There are 4 integers that are factors of 5315. The greatest factor of 5315 is 5315.
3. What are the Factors of 5321?
Answer: Factors of 5321 are 1, 17, 313, 5321. There are 4 integers that are factors of 5321. The greatest factor of 5321 is 5321.
4. How to Find the LCM of 5315 and 5321?
Answer:
Least Common Multiple of 5315 and 5321 = 28281115
Step 1: Find the prime factorization of 5315
5315 = 5 x 1063
Step 2: Find the prime factorization of 5321
5321 = 17 x 313
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 28281115 = 5 x 17 x 313 x 1063
Step 4: Therefore, the least common multiple of 5315 and 5321 is 28281115.