Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2855 and 2862 the smallest integer that is 8171010 that is divisible by both numbers.
Least Common Multiple (LCM) of 2855 and 2862 is 8171010.
LCM(2855,2862) = 8171010
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 2855 and 2862. First we will calculate the prime factors of 2855 and 2862.
Prime Factorization of 2855
5 | 2855 |
571 | 571 |
1 |
Prime factors of 2855 are 5,571. Prime factorization of 2855 in exponential form is:
2855 = 51×5711
Prime Factorization of 2862
2 | 2862 |
3 | 1431 |
3 | 477 |
3 | 159 |
53 | 53 |
1 |
Prime factors of 2862 are 2, 3,53. Prime factorization of 2862 in exponential form is:
2862 = 21×33×531
Now multiplying the highest exponent prime factors to calculate the LCM of 2855 and 2862.
LCM(2855,2862) = 21×33×51×531×5711
LCM(2855,2862) = 8171010
Factors of 2855
List of positive integer factors of 2855 that divides 2855 without a remainder.
1, 5, 571, 2855
Factors of 2862
List of positive integer factors of 2862 that divides 2862 without a remainder.
1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2855 and 2862, than apply into the LCM equation.
GCF(2855,2862) = 1
LCM(2855,2862) = ( 2855 × 2862) / 1
LCM(2855,2862) = 8171010 / 1
LCM(2855,2862) = 8171010
(i) The LCM of 2862 and 2855 is associative
LCM of 2855 and 2862 = LCM of 2862 and 2855
1. What is the LCM of 2855 and 2862?
Answer: LCM of 2855 and 2862 is 8171010.
2. What are the Factors of 2855?
Answer: Factors of 2855 are 1, 5, 571, 2855. There are 4 integers that are factors of 2855. The greatest factor of 2855 is 2855.
3. What are the Factors of 2862?
Answer: Factors of 2862 are 1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862. There are 16 integers that are factors of 2862. The greatest factor of 2862 is 2862.
4. How to Find the LCM of 2855 and 2862?
Answer:
Least Common Multiple of 2855 and 2862 = 8171010
Step 1: Find the prime factorization of 2855
2855 = 5 x 571
Step 2: Find the prime factorization of 2862
2862 = 2 x 3 x 3 x 3 x 53
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 8171010 = 2 x 3 x 3 x 3 x 5 x 53 x 571
Step 4: Therefore, the least common multiple of 2855 and 2862 is 8171010.