Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1310 and 1318 the smallest integer that is 863290 that is divisible by both numbers.
Least Common Multiple (LCM) of 1310 and 1318 is 863290.
LCM(1310,1318) = 863290
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 1310 and 1318. First we will calculate the prime factors of 1310 and 1318.
Prime Factorization of 1310
2 | 1310 |
5 | 655 |
131 | 131 |
1 |
Prime factors of 1310 are 2, 5,131. Prime factorization of 1310 in exponential form is:
1310 = 21×51×1311
Prime Factorization of 1318
2 | 1318 |
659 | 659 |
1 |
Prime factors of 1318 are 2,659. Prime factorization of 1318 in exponential form is:
1318 = 21×6591
Now multiplying the highest exponent prime factors to calculate the LCM of 1310 and 1318.
LCM(1310,1318) = 21×51×1311×6591
LCM(1310,1318) = 863290
Factors of 1310
List of positive integer factors of 1310 that divides 1310 without a remainder.
1, 2, 5, 10, 131, 262, 655, 1310
Factors of 1318
List of positive integer factors of 1318 that divides 1318 without a remainder.
1, 2, 659, 1318
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1310 and 1318, than apply into the LCM equation.
GCF(1310,1318) = 2
LCM(1310,1318) = ( 1310 × 1318) / 2
LCM(1310,1318) = 1726580 / 2
LCM(1310,1318) = 863290
(i) The LCM of 1318 and 1310 is associative
LCM of 1310 and 1318 = LCM of 1318 and 1310
1. What is the LCM of 1310 and 1318?
Answer: LCM of 1310 and 1318 is 863290.
2. What are the Factors of 1310?
Answer: Factors of 1310 are 1, 2, 5, 10, 131, 262, 655, 1310. There are 8 integers that are factors of 1310. The greatest factor of 1310 is 1310.
3. What are the Factors of 1318?
Answer: Factors of 1318 are 1, 2, 659, 1318. There are 4 integers that are factors of 1318. The greatest factor of 1318 is 1318.
4. How to Find the LCM of 1310 and 1318?
Answer:
Least Common Multiple of 1310 and 1318 = 863290
Step 1: Find the prime factorization of 1310
1310 = 2 x 5 x 131
Step 2: Find the prime factorization of 1318
1318 = 2 x 659
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 863290 = 2 x 5 x 131 x 659
Step 4: Therefore, the least common multiple of 1310 and 1318 is 863290.