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 1316 the smallest integer that is 861980 that is divisible by both numbers.
Least Common Multiple (LCM) of 1310 and 1316 is 861980.
LCM(1310,1316) = 861980
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 1316. First we will calculate the prime factors of 1310 and 1316.
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 1316
2 | 1316 |
2 | 658 |
7 | 329 |
47 | 47 |
1 |
Prime factors of 1316 are 2, 7,47. Prime factorization of 1316 in exponential form is:
1316 = 22×71×471
Now multiplying the highest exponent prime factors to calculate the LCM of 1310 and 1316.
LCM(1310,1316) = 22×51×71×471×1311
LCM(1310,1316) = 861980
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 1316
List of positive integer factors of 1316 that divides 1316 without a remainder.
1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1310 and 1316, than apply into the LCM equation.
GCF(1310,1316) = 2
LCM(1310,1316) = ( 1310 × 1316) / 2
LCM(1310,1316) = 1723960 / 2
LCM(1310,1316) = 861980
(i) The LCM of 1316 and 1310 is associative
LCM of 1310 and 1316 = LCM of 1316 and 1310
1. What is the LCM of 1310 and 1316?
Answer: LCM of 1310 and 1316 is 861980.
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 1316?
Answer: Factors of 1316 are 1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316. There are 12 integers that are factors of 1316. The greatest factor of 1316 is 1316.
4. How to Find the LCM of 1310 and 1316?
Answer:
Least Common Multiple of 1310 and 1316 = 861980
Step 1: Find the prime factorization of 1310
1310 = 2 x 5 x 131
Step 2: Find the prime factorization of 1316
1316 = 2 x 2 x 7 x 47
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 861980 = 2 x 2 x 5 x 7 x 47 x 131
Step 4: Therefore, the least common multiple of 1310 and 1316 is 861980.