Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2824 and 2831 the smallest integer that is 7994744 that is divisible by both numbers.
Least Common Multiple (LCM) of 2824 and 2831 is 7994744.
LCM(2824,2831) = 7994744
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 2824 and 2831. First we will calculate the prime factors of 2824 and 2831.
Prime Factorization of 2824
2 | 2824 |
2 | 1412 |
2 | 706 |
353 | 353 |
1 |
Prime factors of 2824 are 2,353. Prime factorization of 2824 in exponential form is:
2824 = 23×3531
Prime Factorization of 2831
19 | 2831 |
149 | 149 |
1 |
Prime factors of 2831 are 19,149. Prime factorization of 2831 in exponential form is:
2831 = 191×1491
Now multiplying the highest exponent prime factors to calculate the LCM of 2824 and 2831.
LCM(2824,2831) = 23×191×1491×3531
LCM(2824,2831) = 7994744
Factors of 2824
List of positive integer factors of 2824 that divides 2824 without a remainder.
1, 2, 4, 8, 353, 706, 1412, 2824
Factors of 2831
List of positive integer factors of 2831 that divides 2831 without a remainder.
1, 19, 149, 2831
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2824 and 2831, than apply into the LCM equation.
GCF(2824,2831) = 1
LCM(2824,2831) = ( 2824 × 2831) / 1
LCM(2824,2831) = 7994744 / 1
LCM(2824,2831) = 7994744
(i) The LCM of 2831 and 2824 is associative
LCM of 2824 and 2831 = LCM of 2831 and 2824
1. What is the LCM of 2824 and 2831?
Answer: LCM of 2824 and 2831 is 7994744.
2. What are the Factors of 2824?
Answer: Factors of 2824 are 1, 2, 4, 8, 353, 706, 1412, 2824. There are 8 integers that are factors of 2824. The greatest factor of 2824 is 2824.
3. What are the Factors of 2831?
Answer: Factors of 2831 are 1, 19, 149, 2831. There are 4 integers that are factors of 2831. The greatest factor of 2831 is 2831.
4. How to Find the LCM of 2824 and 2831?
Answer:
Least Common Multiple of 2824 and 2831 = 7994744
Step 1: Find the prime factorization of 2824
2824 = 2 x 2 x 2 x 353
Step 2: Find the prime factorization of 2831
2831 = 19 x 149
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 7994744 = 2 x 2 x 2 x 19 x 149 x 353
Step 4: Therefore, the least common multiple of 2824 and 2831 is 7994744.