Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4913 and 4920 the smallest integer that is 24171960 that is divisible by both numbers.
Least Common Multiple (LCM) of 4913 and 4920 is 24171960.
LCM(4913,4920) = 24171960
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 4913 and 4920. First we will calculate the prime factors of 4913 and 4920.
Prime Factorization of 4913
17 | 4913 |
17 | 289 |
17 | 17 |
1 |
Prime factors of 4913 are 17. Prime factorization of 4913 in exponential form is:
4913 = 173
Prime Factorization of 4920
2 | 4920 |
2 | 2460 |
2 | 1230 |
3 | 615 |
5 | 205 |
41 | 41 |
1 |
Prime factors of 4920 are 2, 3, 5,41. Prime factorization of 4920 in exponential form is:
4920 = 23×31×51×411
Now multiplying the highest exponent prime factors to calculate the LCM of 4913 and 4920.
LCM(4913,4920) = 23×31×51×173×411
LCM(4913,4920) = 24171960
Factors of 4913
List of positive integer factors of 4913 that divides 4913 without a remainder.
1, 17, 289, 4913
Factors of 4920
List of positive integer factors of 4920 that divides 4920 without a remainder.
1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4913 and 4920, than apply into the LCM equation.
GCF(4913,4920) = 1
LCM(4913,4920) = ( 4913 × 4920) / 1
LCM(4913,4920) = 24171960 / 1
LCM(4913,4920) = 24171960
(i) The LCM of 4920 and 4913 is associative
LCM of 4913 and 4920 = LCM of 4920 and 4913
1. What is the LCM of 4913 and 4920?
Answer: LCM of 4913 and 4920 is 24171960.
2. What are the Factors of 4913?
Answer: Factors of 4913 are 1, 17, 289, 4913. There are 4 integers that are factors of 4913. The greatest factor of 4913 is 4913.
3. What are the Factors of 4920?
Answer: Factors of 4920 are 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920. There are 32 integers that are factors of 4920. The greatest factor of 4920 is 4920.
4. How to Find the LCM of 4913 and 4920?
Answer:
Least Common Multiple of 4913 and 4920 = 24171960
Step 1: Find the prime factorization of 4913
4913 = 17 x 17 x 17
Step 2: Find the prime factorization of 4920
4920 = 2 x 2 x 2 x 3 x 5 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 = 24171960 = 2 x 2 x 2 x 3 x 5 x 17 x 17 x 17 x 41
Step 4: Therefore, the least common multiple of 4913 and 4920 is 24171960.