Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 312 and 317 the smallest integer that is 98904 that is divisible by both numbers.
Least Common Multiple (LCM) of 312 and 317 is 98904.
LCM(312,317) = 98904
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 312 and 317. First we will calculate the prime factors of 312 and 317.
Prime Factorization of 312
2 | 312 |
2 | 156 |
2 | 78 |
3 | 39 |
13 | 13 |
1 |
Prime factors of 312 are 2, 3,13. Prime factorization of 312 in exponential form is:
312 = 23×31×131
Prime Factorization of 317
317 | 317 |
1 |
Prime factors of 317 are 317. Prime factorization of 317 in exponential form is:
317 = 3171
Now multiplying the highest exponent prime factors to calculate the LCM of 312 and 317.
LCM(312,317) = 23×31×131×3171
LCM(312,317) = 98904
Factors of 312
List of positive integer factors of 312 that divides 312 without a remainder.
1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312
Factors of 317
List of positive integer factors of 317 that divides 317 without a remainder.
1, 317
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 312 and 317, than apply into the LCM equation.
GCF(312,317) = 1
LCM(312,317) = ( 312 × 317) / 1
LCM(312,317) = 98904 / 1
LCM(312,317) = 98904
(i) The LCM of 317 and 312 is associative
LCM of 312 and 317 = LCM of 317 and 312
1. What is the LCM of 312 and 317?
Answer: LCM of 312 and 317 is 98904.
2. What are the Factors of 312?
Answer: Factors of 312 are 1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312. There are 16 integers that are factors of 312. The greatest factor of 312 is 312.
3. What are the Factors of 317?
Answer: Factors of 317 are 1, 317. There are 2 integers that are factors of 317. The greatest factor of 317 is 317.
4. How to Find the LCM of 312 and 317?
Answer:
Least Common Multiple of 312 and 317 = 98904
Step 1: Find the prime factorization of 312
312 = 2 x 2 x 2 x 3 x 13
Step 2: Find the prime factorization of 317
317 = 317
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 98904 = 2 x 2 x 2 x 3 x 13 x 317
Step 4: Therefore, the least common multiple of 312 and 317 is 98904.