Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4905 and 4910 the smallest integer that is 4816710 that is divisible by both numbers.
Least Common Multiple (LCM) of 4905 and 4910 is 4816710.
LCM(4905,4910) = 4816710
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 4905 and 4910. First we will calculate the prime factors of 4905 and 4910.
Prime Factorization of 4905
3 | 4905 |
3 | 1635 |
5 | 545 |
109 | 109 |
1 |
Prime factors of 4905 are 3, 5,109. Prime factorization of 4905 in exponential form is:
4905 = 32×51×1091
Prime Factorization of 4910
2 | 4910 |
5 | 2455 |
491 | 491 |
1 |
Prime factors of 4910 are 2, 5,491. Prime factorization of 4910 in exponential form is:
4910 = 21×51×4911
Now multiplying the highest exponent prime factors to calculate the LCM of 4905 and 4910.
LCM(4905,4910) = 21×32×51×1091×4911
LCM(4905,4910) = 4816710
Factors of 4905
List of positive integer factors of 4905 that divides 4905 without a remainder.
1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905
Factors of 4910
List of positive integer factors of 4910 that divides 4910 without a remainder.
1, 2, 5, 10, 491, 982, 2455, 4910
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4905 and 4910, than apply into the LCM equation.
GCF(4905,4910) = 5
LCM(4905,4910) = ( 4905 × 4910) / 5
LCM(4905,4910) = 24083550 / 5
LCM(4905,4910) = 4816710
(i) The LCM of 4910 and 4905 is associative
LCM of 4905 and 4910 = LCM of 4910 and 4905
1. What is the LCM of 4905 and 4910?
Answer: LCM of 4905 and 4910 is 4816710.
2. What are the Factors of 4905?
Answer: Factors of 4905 are 1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905. There are 12 integers that are factors of 4905. The greatest factor of 4905 is 4905.
3. What are the Factors of 4910?
Answer: Factors of 4910 are 1, 2, 5, 10, 491, 982, 2455, 4910. There are 8 integers that are factors of 4910. The greatest factor of 4910 is 4910.
4. How to Find the LCM of 4905 and 4910?
Answer:
Least Common Multiple of 4905 and 4910 = 4816710
Step 1: Find the prime factorization of 4905
4905 = 3 x 3 x 5 x 109
Step 2: Find the prime factorization of 4910
4910 = 2 x 5 x 491
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 4816710 = 2 x 3 x 3 x 5 x 109 x 491
Step 4: Therefore, the least common multiple of 4905 and 4910 is 4816710.