Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8974 and 8982 the smallest integer that is 40302234 that is divisible by both numbers.
Least Common Multiple (LCM) of 8974 and 8982 is 40302234.
LCM(8974,8982) = 40302234
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 8974 and 8982. First we will calculate the prime factors of 8974 and 8982.
Prime Factorization of 8974
2 | 8974 |
7 | 4487 |
641 | 641 |
1 |
Prime factors of 8974 are 2, 7,641. Prime factorization of 8974 in exponential form is:
8974 = 21×71×6411
Prime Factorization of 8982
2 | 8982 |
3 | 4491 |
3 | 1497 |
499 | 499 |
1 |
Prime factors of 8982 are 2, 3,499. Prime factorization of 8982 in exponential form is:
8982 = 21×32×4991
Now multiplying the highest exponent prime factors to calculate the LCM of 8974 and 8982.
LCM(8974,8982) = 21×32×71×4991×6411
LCM(8974,8982) = 40302234
Factors of 8974
List of positive integer factors of 8974 that divides 8974 without a remainder.
1, 2, 7, 14, 641, 1282, 4487, 8974
Factors of 8982
List of positive integer factors of 8982 that divides 8982 without a remainder.
1, 2, 3, 6, 9, 18, 499, 998, 1497, 2994, 4491, 8982
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8974 and 8982, than apply into the LCM equation.
GCF(8974,8982) = 2
LCM(8974,8982) = ( 8974 × 8982) / 2
LCM(8974,8982) = 80604468 / 2
LCM(8974,8982) = 40302234
(i) The LCM of 8982 and 8974 is associative
LCM of 8974 and 8982 = LCM of 8982 and 8974
1. What is the LCM of 8974 and 8982?
Answer: LCM of 8974 and 8982 is 40302234.
2. What are the Factors of 8974?
Answer: Factors of 8974 are 1, 2, 7, 14, 641, 1282, 4487, 8974. There are 8 integers that are factors of 8974. The greatest factor of 8974 is 8974.
3. What are the Factors of 8982?
Answer: Factors of 8982 are 1, 2, 3, 6, 9, 18, 499, 998, 1497, 2994, 4491, 8982. There are 12 integers that are factors of 8982. The greatest factor of 8982 is 8982.
4. How to Find the LCM of 8974 and 8982?
Answer:
Least Common Multiple of 8974 and 8982 = 40302234
Step 1: Find the prime factorization of 8974
8974 = 2 x 7 x 641
Step 2: Find the prime factorization of 8982
8982 = 2 x 3 x 3 x 499
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 40302234 = 2 x 3 x 3 x 7 x 499 x 641
Step 4: Therefore, the least common multiple of 8974 and 8982 is 40302234.