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 313 the smallest integer that is 97656 that is divisible by both numbers.
Least Common Multiple (LCM) of 312 and 313 is 97656.
LCM(312,313) = 97656
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 313. First we will calculate the prime factors of 312 and 313.
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 313
313 | 313 |
1 |
Prime factors of 313 are 313. Prime factorization of 313 in exponential form is:
313 = 3131
Now multiplying the highest exponent prime factors to calculate the LCM of 312 and 313.
LCM(312,313) = 23×31×131×3131
LCM(312,313) = 97656
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 313
List of positive integer factors of 313 that divides 313 without a remainder.
1, 313
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 312 and 313, than apply into the LCM equation.
GCF(312,313) = 1
LCM(312,313) = ( 312 × 313) / 1
LCM(312,313) = 97656 / 1
LCM(312,313) = 97656
(i) The LCM of 313 and 312 is associative
LCM of 312 and 313 = LCM of 313 and 312
1. What is the LCM of 312 and 313?
Answer: LCM of 312 and 313 is 97656.
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 313?
Answer: Factors of 313 are 1, 313. There are 2 integers that are factors of 313. The greatest factor of 313 is 313.
4. How to Find the LCM of 312 and 313?
Answer:
Least Common Multiple of 312 and 313 = 97656
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 313
313 = 313
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 97656 = 2 x 2 x 2 x 3 x 13 x 313
Step 4: Therefore, the least common multiple of 312 and 313 is 97656.