Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2465 and 2470 the smallest integer that is 1217710 that is divisible by both numbers.
Least Common Multiple (LCM) of 2465 and 2470 is 1217710.
LCM(2465,2470) = 1217710
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 2465 and 2470. First we will calculate the prime factors of 2465 and 2470.
Prime Factorization of 2465
5 | 2465 |
17 | 493 |
29 | 29 |
1 |
Prime factors of 2465 are 5, 17,29. Prime factorization of 2465 in exponential form is:
2465 = 51×171×291
Prime Factorization of 2470
2 | 2470 |
5 | 1235 |
13 | 247 |
19 | 19 |
1 |
Prime factors of 2470 are 2, 5, 13,19. Prime factorization of 2470 in exponential form is:
2470 = 21×51×131×191
Now multiplying the highest exponent prime factors to calculate the LCM of 2465 and 2470.
LCM(2465,2470) = 21×51×131×171×191×291
LCM(2465,2470) = 1217710
Factors of 2465
List of positive integer factors of 2465 that divides 2465 without a remainder.
1, 5, 17, 29, 85, 145, 493, 2465
Factors of 2470
List of positive integer factors of 2470 that divides 2470 without a remainder.
1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2465 and 2470, than apply into the LCM equation.
GCF(2465,2470) = 5
LCM(2465,2470) = ( 2465 × 2470) / 5
LCM(2465,2470) = 6088550 / 5
LCM(2465,2470) = 1217710
(i) The LCM of 2470 and 2465 is associative
LCM of 2465 and 2470 = LCM of 2470 and 2465
1. What is the LCM of 2465 and 2470?
Answer: LCM of 2465 and 2470 is 1217710.
2. What are the Factors of 2465?
Answer: Factors of 2465 are 1, 5, 17, 29, 85, 145, 493, 2465. There are 8 integers that are factors of 2465. The greatest factor of 2465 is 2465.
3. What are the Factors of 2470?
Answer: Factors of 2470 are 1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470. There are 16 integers that are factors of 2470. The greatest factor of 2470 is 2470.
4. How to Find the LCM of 2465 and 2470?
Answer:
Least Common Multiple of 2465 and 2470 = 1217710
Step 1: Find the prime factorization of 2465
2465 = 5 x 17 x 29
Step 2: Find the prime factorization of 2470
2470 = 2 x 5 x 13 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1217710 = 2 x 5 x 13 x 17 x 19 x 29
Step 4: Therefore, the least common multiple of 2465 and 2470 is 1217710.