Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 66990 and 66994 the smallest integer that is 2243964030 that is divisible by both numbers.
Least Common Multiple (LCM) of 66990 and 66994 is 2243964030.
LCM(66990,66994) = 2243964030
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 66990 and 66994. First we will calculate the prime factors of 66990 and 66994.
Prime Factorization of 66990
2 | 66990 |
3 | 33495 |
5 | 11165 |
7 | 2233 |
11 | 319 |
29 | 29 |
1 |
Prime factors of 66990 are 2, 3, 5, 7, 11,29. Prime factorization of 66990 in exponential form is:
66990 = 21×31×51×71×111×291
Prime Factorization of 66994
2 | 66994 |
19 | 33497 |
41 | 1763 |
43 | 43 |
1 |
Prime factors of 66994 are 2, 19, 41,43. Prime factorization of 66994 in exponential form is:
66994 = 21×191×411×431
Now multiplying the highest exponent prime factors to calculate the LCM of 66990 and 66994.
LCM(66990,66994) = 21×31×51×71×111×191×291×411×431
LCM(66990,66994) = 2243964030
Factors of 66990
List of positive integer factors of 66990 that divides 66990 without a remainder.
1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 29, 30, 33, 35, 42, 55, 58, 66, 70, 77, 87, 105, 110, 145, 154, 165, 174, 203, 210, 231, 290, 319, 330, 385, 406, 435, 462, 609, 638, 770, 870, 957, 1015, 1155, 1218, 1595, 1914, 2030, 2233, 2310, 3045, 3190, 4466, 4785, 6090, 6699, 9570, 11165, 13398, 22330, 33495, 66990
Factors of 66994
List of positive integer factors of 66994 that divides 66994 without a remainder.
1, 2, 19, 38, 41, 43, 82, 86, 779, 817, 1558, 1634, 1763, 3526, 33497, 66994
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66990 and 66994, than apply into the LCM equation.
GCF(66990,66994) = 2
LCM(66990,66994) = ( 66990 × 66994) / 2
LCM(66990,66994) = 4487928060 / 2
LCM(66990,66994) = 2243964030
(i) The LCM of 66994 and 66990 is associative
LCM of 66990 and 66994 = LCM of 66994 and 66990
1. What is the LCM of 66990 and 66994?
Answer: LCM of 66990 and 66994 is 2243964030.
2. What are the Factors of 66990?
Answer: Factors of 66990 are 1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 29, 30, 33, 35, 42, 55, 58, 66, 70, 77, 87, 105, 110, 145, 154, 165, 174, 203, 210, 231, 290, 319, 330, 385, 406, 435, 462, 609, 638, 770, 870, 957, 1015, 1155, 1218, 1595, 1914, 2030, 2233, 2310, 3045, 3190, 4466, 4785, 6090, 6699, 9570, 11165, 13398, 22330, 33495, 66990. There are 64 integers that are factors of 66990. The greatest factor of 66990 is 66990.
3. What are the Factors of 66994?
Answer: Factors of 66994 are 1, 2, 19, 38, 41, 43, 82, 86, 779, 817, 1558, 1634, 1763, 3526, 33497, 66994. There are 16 integers that are factors of 66994. The greatest factor of 66994 is 66994.
4. How to Find the LCM of 66990 and 66994?
Answer:
Least Common Multiple of 66990 and 66994 = 2243964030
Step 1: Find the prime factorization of 66990
66990 = 2 x 3 x 5 x 7 x 11 x 29
Step 2: Find the prime factorization of 66994
66994 = 2 x 19 x 41 x 43
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2243964030 = 2 x 3 x 5 x 7 x 11 x 19 x 29 x 41 x 43
Step 4: Therefore, the least common multiple of 66990 and 66994 is 2243964030.