Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 576 and 580 the smallest integer that is 83520 that is divisible by both numbers.
Least Common Multiple (LCM) of 576 and 580 is 83520.
LCM(576,580) = 83520
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 576 and 580. First we will calculate the prime factors of 576 and 580.
Prime Factorization of 576
2 | 576 |
2 | 288 |
2 | 144 |
2 | 72 |
2 | 36 |
2 | 18 |
3 | 9 |
3 | 3 |
1 |
Prime factors of 576 are 2,3. Prime factorization of 576 in exponential form is:
576 = 26×32
Prime Factorization of 580
2 | 580 |
2 | 290 |
5 | 145 |
29 | 29 |
1 |
Prime factors of 580 are 2, 5,29. Prime factorization of 580 in exponential form is:
580 = 22×51×291
Now multiplying the highest exponent prime factors to calculate the LCM of 576 and 580.
LCM(576,580) = 26×32×51×291
LCM(576,580) = 83520
Factors of 576
List of positive integer factors of 576 that divides 576 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576
Factors of 580
List of positive integer factors of 580 that divides 580 without a remainder.
1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 576 and 580, than apply into the LCM equation.
GCF(576,580) = 4
LCM(576,580) = ( 576 × 580) / 4
LCM(576,580) = 334080 / 4
LCM(576,580) = 83520
(i) The LCM of 580 and 576 is associative
LCM of 576 and 580 = LCM of 580 and 576
1. What is the LCM of 576 and 580?
Answer: LCM of 576 and 580 is 83520.
2. What are the Factors of 576?
Answer: Factors of 576 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576. There are 21 integers that are factors of 576. The greatest factor of 576 is 576.
3. What are the Factors of 580?
Answer: Factors of 580 are 1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580. There are 12 integers that are factors of 580. The greatest factor of 580 is 580.
4. How to Find the LCM of 576 and 580?
Answer:
Least Common Multiple of 576 and 580 = 83520
Step 1: Find the prime factorization of 576
576 = 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3
Step 2: Find the prime factorization of 580
580 = 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 = 83520 = 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 5 x 29
Step 4: Therefore, the least common multiple of 576 and 580 is 83520.