Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2860 and 2864 the smallest integer that is 2047760 that is divisible by both numbers.
Least Common Multiple (LCM) of 2860 and 2864 is 2047760.
LCM(2860,2864) = 2047760
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 2860 and 2864. First we will calculate the prime factors of 2860 and 2864.
Prime Factorization of 2860
2 | 2860 |
2 | 1430 |
5 | 715 |
11 | 143 |
13 | 13 |
1 |
Prime factors of 2860 are 2, 5, 11,13. Prime factorization of 2860 in exponential form is:
2860 = 22×51×111×131
Prime Factorization of 2864
2 | 2864 |
2 | 1432 |
2 | 716 |
2 | 358 |
179 | 179 |
1 |
Prime factors of 2864 are 2,179. Prime factorization of 2864 in exponential form is:
2864 = 24×1791
Now multiplying the highest exponent prime factors to calculate the LCM of 2860 and 2864.
LCM(2860,2864) = 24×51×111×131×1791
LCM(2860,2864) = 2047760
Factors of 2860
List of positive integer factors of 2860 that divides 2860 without a remainder.
1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860
Factors of 2864
List of positive integer factors of 2864 that divides 2864 without a remainder.
1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2860 and 2864, than apply into the LCM equation.
GCF(2860,2864) = 4
LCM(2860,2864) = ( 2860 × 2864) / 4
LCM(2860,2864) = 8191040 / 4
LCM(2860,2864) = 2047760
(i) The LCM of 2864 and 2860 is associative
LCM of 2860 and 2864 = LCM of 2864 and 2860
1. What is the LCM of 2860 and 2864?
Answer: LCM of 2860 and 2864 is 2047760.
2. What are the Factors of 2860?
Answer: Factors of 2860 are 1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860. There are 24 integers that are factors of 2860. The greatest factor of 2860 is 2860.
3. What are the Factors of 2864?
Answer: Factors of 2864 are 1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864. There are 10 integers that are factors of 2864. The greatest factor of 2864 is 2864.
4. How to Find the LCM of 2860 and 2864?
Answer:
Least Common Multiple of 2860 and 2864 = 2047760
Step 1: Find the prime factorization of 2860
2860 = 2 x 2 x 5 x 11 x 13
Step 2: Find the prime factorization of 2864
2864 = 2 x 2 x 2 x 2 x 179
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2047760 = 2 x 2 x 2 x 2 x 5 x 11 x 13 x 179
Step 4: Therefore, the least common multiple of 2860 and 2864 is 2047760.