Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6574 and 6580 the smallest integer that is 21628460 that is divisible by both numbers.
Least Common Multiple (LCM) of 6574 and 6580 is 21628460.
LCM(6574,6580) = 21628460
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 6574 and 6580. First we will calculate the prime factors of 6574 and 6580.
Prime Factorization of 6574
2 | 6574 |
19 | 3287 |
173 | 173 |
1 |
Prime factors of 6574 are 2, 19,173. Prime factorization of 6574 in exponential form is:
6574 = 21×191×1731
Prime Factorization of 6580
2 | 6580 |
2 | 3290 |
5 | 1645 |
7 | 329 |
47 | 47 |
1 |
Prime factors of 6580 are 2, 5, 7,47. Prime factorization of 6580 in exponential form is:
6580 = 22×51×71×471
Now multiplying the highest exponent prime factors to calculate the LCM of 6574 and 6580.
LCM(6574,6580) = 22×51×71×191×471×1731
LCM(6574,6580) = 21628460
Factors of 6574
List of positive integer factors of 6574 that divides 6574 without a remainder.
1, 2, 19, 38, 173, 346, 3287, 6574
Factors of 6580
List of positive integer factors of 6580 that divides 6580 without a remainder.
1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6574 and 6580, than apply into the LCM equation.
GCF(6574,6580) = 2
LCM(6574,6580) = ( 6574 × 6580) / 2
LCM(6574,6580) = 43256920 / 2
LCM(6574,6580) = 21628460
(i) The LCM of 6580 and 6574 is associative
LCM of 6574 and 6580 = LCM of 6580 and 6574
1. What is the LCM of 6574 and 6580?
Answer: LCM of 6574 and 6580 is 21628460.
2. What are the Factors of 6574?
Answer: Factors of 6574 are 1, 2, 19, 38, 173, 346, 3287, 6574. There are 8 integers that are factors of 6574. The greatest factor of 6574 is 6574.
3. What are the Factors of 6580?
Answer: Factors of 6580 are 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580. There are 24 integers that are factors of 6580. The greatest factor of 6580 is 6580.
4. How to Find the LCM of 6574 and 6580?
Answer:
Least Common Multiple of 6574 and 6580 = 21628460
Step 1: Find the prime factorization of 6574
6574 = 2 x 19 x 173
Step 2: Find the prime factorization of 6580
6580 = 2 x 2 x 5 x 7 x 47
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 21628460 = 2 x 2 x 5 x 7 x 19 x 47 x 173
Step 4: Therefore, the least common multiple of 6574 and 6580 is 21628460.