Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4865 and 4870 the smallest integer that is 4738510 that is divisible by both numbers.
Least Common Multiple (LCM) of 4865 and 4870 is 4738510.
LCM(4865,4870) = 4738510
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 4865 and 4870. First we will calculate the prime factors of 4865 and 4870.
Prime Factorization of 4865
5 | 4865 |
7 | 973 |
139 | 139 |
1 |
Prime factors of 4865 are 5, 7,139. Prime factorization of 4865 in exponential form is:
4865 = 51×71×1391
Prime Factorization of 4870
2 | 4870 |
5 | 2435 |
487 | 487 |
1 |
Prime factors of 4870 are 2, 5,487. Prime factorization of 4870 in exponential form is:
4870 = 21×51×4871
Now multiplying the highest exponent prime factors to calculate the LCM of 4865 and 4870.
LCM(4865,4870) = 21×51×71×1391×4871
LCM(4865,4870) = 4738510
Factors of 4865
List of positive integer factors of 4865 that divides 4865 without a remainder.
1, 5, 7, 35, 139, 695, 973, 4865
Factors of 4870
List of positive integer factors of 4870 that divides 4870 without a remainder.
1, 2, 5, 10, 487, 974, 2435, 4870
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4865 and 4870, than apply into the LCM equation.
GCF(4865,4870) = 5
LCM(4865,4870) = ( 4865 × 4870) / 5
LCM(4865,4870) = 23692550 / 5
LCM(4865,4870) = 4738510
(i) The LCM of 4870 and 4865 is associative
LCM of 4865 and 4870 = LCM of 4870 and 4865
1. What is the LCM of 4865 and 4870?
Answer: LCM of 4865 and 4870 is 4738510.
2. What are the Factors of 4865?
Answer: Factors of 4865 are 1, 5, 7, 35, 139, 695, 973, 4865. There are 8 integers that are factors of 4865. The greatest factor of 4865 is 4865.
3. What are the Factors of 4870?
Answer: Factors of 4870 are 1, 2, 5, 10, 487, 974, 2435, 4870. There are 8 integers that are factors of 4870. The greatest factor of 4870 is 4870.
4. How to Find the LCM of 4865 and 4870?
Answer:
Least Common Multiple of 4865 and 4870 = 4738510
Step 1: Find the prime factorization of 4865
4865 = 5 x 7 x 139
Step 2: Find the prime factorization of 4870
4870 = 2 x 5 x 487
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 4738510 = 2 x 5 x 7 x 139 x 487
Step 4: Therefore, the least common multiple of 4865 and 4870 is 4738510.