Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 66976 and 66978 the smallest integer that is 2242959264 that is divisible by both numbers.
Least Common Multiple (LCM) of 66976 and 66978 is 2242959264.
LCM(66976,66978) = 2242959264
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 66976 and 66978. First we will calculate the prime factors of 66976 and 66978.
Prime Factorization of 66976
2 | 66976 |
2 | 33488 |
2 | 16744 |
2 | 8372 |
2 | 4186 |
7 | 2093 |
13 | 299 |
23 | 23 |
1 |
Prime factors of 66976 are 2, 7, 13,23. Prime factorization of 66976 in exponential form is:
66976 = 25×71×131×231
Prime Factorization of 66978
2 | 66978 |
3 | 33489 |
3 | 11163 |
61 | 3721 |
61 | 61 |
1 |
Prime factors of 66978 are 2, 3,61. Prime factorization of 66978 in exponential form is:
66978 = 21×32×612
Now multiplying the highest exponent prime factors to calculate the LCM of 66976 and 66978.
LCM(66976,66978) = 25×32×71×131×231×612
LCM(66976,66978) = 2242959264
Factors of 66976
List of positive integer factors of 66976 that divides 66976 without a remainder.
1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 56, 91, 92, 104, 112, 161, 182, 184, 208, 224, 299, 322, 364, 368, 416, 598, 644, 728, 736, 1196, 1288, 1456, 2093, 2392, 2576, 2912, 4186, 4784, 5152, 8372, 9568, 16744, 33488, 66976
Factors of 66978
List of positive integer factors of 66978 that divides 66978 without a remainder.
1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 3721, 7442, 11163, 22326, 33489, 66978
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66976 and 66978, than apply into the LCM equation.
GCF(66976,66978) = 2
LCM(66976,66978) = ( 66976 × 66978) / 2
LCM(66976,66978) = 4485918528 / 2
LCM(66976,66978) = 2242959264
(i) The LCM of 66978 and 66976 is associative
LCM of 66976 and 66978 = LCM of 66978 and 66976
1. What is the LCM of 66976 and 66978?
Answer: LCM of 66976 and 66978 is 2242959264.
2. What are the Factors of 66976?
Answer: Factors of 66976 are 1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 56, 91, 92, 104, 112, 161, 182, 184, 208, 224, 299, 322, 364, 368, 416, 598, 644, 728, 736, 1196, 1288, 1456, 2093, 2392, 2576, 2912, 4186, 4784, 5152, 8372, 9568, 16744, 33488, 66976. There are 48 integers that are factors of 66976. The greatest factor of 66976 is 66976.
3. What are the Factors of 66978?
Answer: Factors of 66978 are 1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 3721, 7442, 11163, 22326, 33489, 66978. There are 18 integers that are factors of 66978. The greatest factor of 66978 is 66978.
4. How to Find the LCM of 66976 and 66978?
Answer:
Least Common Multiple of 66976 and 66978 = 2242959264
Step 1: Find the prime factorization of 66976
66976 = 2 x 2 x 2 x 2 x 2 x 7 x 13 x 23
Step 2: Find the prime factorization of 66978
66978 = 2 x 3 x 3 x 61 x 61
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2242959264 = 2 x 2 x 2 x 2 x 2 x 3 x 3 x 7 x 13 x 23 x 61 x 61
Step 4: Therefore, the least common multiple of 66976 and 66978 is 2242959264.