Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2856 and 2859 the smallest integer that is 2721768 that is divisible by both numbers.
Least Common Multiple (LCM) of 2856 and 2859 is 2721768.
LCM(2856,2859) = 2721768
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 2856 and 2859. First we will calculate the prime factors of 2856 and 2859.
Prime Factorization of 2856
2 | 2856 |
2 | 1428 |
2 | 714 |
3 | 357 |
7 | 119 |
17 | 17 |
1 |
Prime factors of 2856 are 2, 3, 7,17. Prime factorization of 2856 in exponential form is:
2856 = 23×31×71×171
Prime Factorization of 2859
3 | 2859 |
953 | 953 |
1 |
Prime factors of 2859 are 3,953. Prime factorization of 2859 in exponential form is:
2859 = 31×9531
Now multiplying the highest exponent prime factors to calculate the LCM of 2856 and 2859.
LCM(2856,2859) = 23×31×71×171×9531
LCM(2856,2859) = 2721768
Factors of 2856
List of positive integer factors of 2856 that divides 2856 without a remainder.
1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856
Factors of 2859
List of positive integer factors of 2859 that divides 2859 without a remainder.
1, 3, 953, 2859
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2856 and 2859, than apply into the LCM equation.
GCF(2856,2859) = 3
LCM(2856,2859) = ( 2856 × 2859) / 3
LCM(2856,2859) = 8165304 / 3
LCM(2856,2859) = 2721768
(i) The LCM of 2859 and 2856 is associative
LCM of 2856 and 2859 = LCM of 2859 and 2856
1. What is the LCM of 2856 and 2859?
Answer: LCM of 2856 and 2859 is 2721768.
2. What are the Factors of 2856?
Answer: Factors of 2856 are 1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856. There are 32 integers that are factors of 2856. The greatest factor of 2856 is 2856.
3. What are the Factors of 2859?
Answer: Factors of 2859 are 1, 3, 953, 2859. There are 4 integers that are factors of 2859. The greatest factor of 2859 is 2859.
4. How to Find the LCM of 2856 and 2859?
Answer:
Least Common Multiple of 2856 and 2859 = 2721768
Step 1: Find the prime factorization of 2856
2856 = 2 x 2 x 2 x 3 x 7 x 17
Step 2: Find the prime factorization of 2859
2859 = 3 x 953
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2721768 = 2 x 2 x 2 x 3 x 7 x 17 x 953
Step 4: Therefore, the least common multiple of 2856 and 2859 is 2721768.