Least Common Multiple of 2865 and 2870

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


Free LCM Calculator determines the least common multiple (LCM) between 2865 and 2870 the smallest integer that is 1644510 that is divisible by both numbers.

Least Common Multiple (LCM) of 2865 and 2870 is 1644510.

LCM(2865,2870) = 1644510

LCM of 2865 and 2870

Least common multiple or lowest common denominator (LCD) can be calculated in three ways;

LCM of:
and

Least Common Multiple of 2865 and 2870

LCM of 2865 and 2870 is 1644510

Least common multiple can be found by multiplying the highest exponent prime factors of 2865 and 2870. First we will calculate the prime factors of 2865 and 2870.

Prime Factorization of 2865


3 2865
5 955
191 191
1

Prime factors of 2865 are 3, 5,191. Prime factorization of 2865 in exponential form is:

2865 = 31×51×1911

Prime Factorization of 2870


2 2870
5 1435
7 287
41 41
1

Prime factors of 2870 are 2, 5, 7,41. Prime factorization of 2870 in exponential form is:

2870 = 21×51×71×411

Now multiplying the highest exponent prime factors to calculate the LCM of 2865 and 2870.

LCM(2865,2870) = 21×31×51×71×411×1911
LCM(2865,2870) = 1644510

Factors of 2865

List of positive integer factors of 2865 that divides 2865 without a remainder.

1, 3, 5, 15, 191, 573, 955, 2865

Factors of 2870

List of positive integer factors of 2870 that divides 2870 without a remainder.

1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870

Least Common Multiple of 2865 and 2870 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2865 and 2870, than apply into the LCM equation.

GCF(2865,2870) = 5
LCM(2865,2870) = ( 2865 × 2870) / 5
LCM(2865,2870) = 8222550 / 5
LCM(2865,2870) = 1644510

Properties of LCM 2865 and 2870

(i) The LCM of 2870 and 2865 is associative

LCM of 2865 and 2870 = LCM of 2870 and 2865

Frequently Asked Questions on LCM of 2865 and 2870

1. What is the LCM of 2865 and 2870?

Answer: LCM of 2865 and 2870 is 1644510.

2. What are the Factors of 2865?

Answer: Factors of 2865 are 1, 3, 5, 15, 191, 573, 955, 2865. There are 8 integers that are factors of 2865. The greatest factor of 2865 is 2865.

3. What are the Factors of 2870?

Answer: Factors of 2870 are 1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870. There are 16 integers that are factors of 2870. The greatest factor of 2870 is 2870.

4. How to Find the LCM of 2865 and 2870?

Answer:

Least Common Multiple of 2865 and 2870 = 1644510

Step 1: Find the prime factorization of 2865

2865 = 3 x 5 x 191

Step 2: Find the prime factorization of 2870

2870 = 2 x 5 x 7 x 41

Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:

LCM = 1644510 = 2 x 3 x 5 x 7 x 41 x 191

Step 4: Therefore, the least common multiple of 2865 and 2870 is 1644510.