Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 512 and 520 the smallest integer that is 33280 that is divisible by both numbers.
Least Common Multiple (LCM) of 512 and 520 is 33280.
LCM(512,520) = 33280
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 512 and 520. First we will calculate the prime factors of 512 and 520.
Prime Factorization of 512
2 | 512 |
2 | 256 |
2 | 128 |
2 | 64 |
2 | 32 |
2 | 16 |
2 | 8 |
2 | 4 |
2 | 2 |
1 |
Prime factors of 512 are 2. Prime factorization of 512 in exponential form is:
512 = 29
Prime Factorization of 520
2 | 520 |
2 | 260 |
2 | 130 |
5 | 65 |
13 | 13 |
1 |
Prime factors of 520 are 2, 5,13. Prime factorization of 520 in exponential form is:
520 = 23×51×131
Now multiplying the highest exponent prime factors to calculate the LCM of 512 and 520.
LCM(512,520) = 29×51×131
LCM(512,520) = 33280
Factors of 512
List of positive integer factors of 512 that divides 512 without a remainder.
1, 2, 4, 8, 16, 32, 64, 128, 256, 512
Factors of 520
List of positive integer factors of 520 that divides 520 without a remainder.
1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 512 and 520, than apply into the LCM equation.
GCF(512,520) = 8
LCM(512,520) = ( 512 × 520) / 8
LCM(512,520) = 266240 / 8
LCM(512,520) = 33280
(i) The LCM of 520 and 512 is associative
LCM of 512 and 520 = LCM of 520 and 512
1. What is the LCM of 512 and 520?
Answer: LCM of 512 and 520 is 33280.
2. What are the Factors of 512?
Answer: Factors of 512 are 1, 2, 4, 8, 16, 32, 64, 128, 256, 512. There are 10 integers that are factors of 512. The greatest factor of 512 is 512.
3. What are the Factors of 520?
Answer: Factors of 520 are 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520. There are 16 integers that are factors of 520. The greatest factor of 520 is 520.
4. How to Find the LCM of 512 and 520?
Answer:
Least Common Multiple of 512 and 520 = 33280
Step 1: Find the prime factorization of 512
512 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2
Step 2: Find the prime factorization of 520
520 = 2 x 2 x 2 x 5 x 13
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 33280 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5 x 13
Step 4: Therefore, the least common multiple of 512 and 520 is 33280.