Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9278 and 9280 the smallest integer that is 43049920 that is divisible by both numbers.
Least Common Multiple (LCM) of 9278 and 9280 is 43049920.
LCM(9278,9280) = 43049920
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 9278 and 9280. First we will calculate the prime factors of 9278 and 9280.
Prime Factorization of 9278
2 | 9278 |
4639 | 4639 |
1 |
Prime factors of 9278 are 2,4639. Prime factorization of 9278 in exponential form is:
9278 = 21×46391
Prime Factorization of 9280
2 | 9280 |
2 | 4640 |
2 | 2320 |
2 | 1160 |
2 | 580 |
2 | 290 |
5 | 145 |
29 | 29 |
1 |
Prime factors of 9280 are 2, 5,29. Prime factorization of 9280 in exponential form is:
9280 = 26×51×291
Now multiplying the highest exponent prime factors to calculate the LCM of 9278 and 9280.
LCM(9278,9280) = 26×51×291×46391
LCM(9278,9280) = 43049920
Factors of 9278
List of positive integer factors of 9278 that divides 9278 without a remainder.
1, 2, 4639, 9278
Factors of 9280
List of positive integer factors of 9280 that divides 9280 without a remainder.
1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 9280
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9278 and 9280, than apply into the LCM equation.
GCF(9278,9280) = 2
LCM(9278,9280) = ( 9278 × 9280) / 2
LCM(9278,9280) = 86099840 / 2
LCM(9278,9280) = 43049920
(i) The LCM of 9280 and 9278 is associative
LCM of 9278 and 9280 = LCM of 9280 and 9278
1. What is the LCM of 9278 and 9280?
Answer: LCM of 9278 and 9280 is 43049920.
2. What are the Factors of 9278?
Answer: Factors of 9278 are 1, 2, 4639, 9278. There are 4 integers that are factors of 9278. The greatest factor of 9278 is 9278.
3. What are the Factors of 9280?
Answer: Factors of 9280 are 1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 9280. There are 28 integers that are factors of 9280. The greatest factor of 9280 is 9280.
4. How to Find the LCM of 9278 and 9280?
Answer:
Least Common Multiple of 9278 and 9280 = 43049920
Step 1: Find the prime factorization of 9278
9278 = 2 x 4639
Step 2: Find the prime factorization of 9280
9280 = 2 x 2 x 2 x 2 x 2 x 2 x 5 x 29
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 43049920 = 2 x 2 x 2 x 2 x 2 x 2 x 5 x 29 x 4639
Step 4: Therefore, the least common multiple of 9278 and 9280 is 43049920.