Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9140 and 9144 the smallest integer that is 20894040 that is divisible by both numbers.
Least Common Multiple (LCM) of 9140 and 9144 is 20894040.
LCM(9140,9144) = 20894040
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 9140 and 9144. First we will calculate the prime factors of 9140 and 9144.
Prime Factorization of 9140
2 | 9140 |
2 | 4570 |
5 | 2285 |
457 | 457 |
1 |
Prime factors of 9140 are 2, 5,457. Prime factorization of 9140 in exponential form is:
9140 = 22×51×4571
Prime Factorization of 9144
2 | 9144 |
2 | 4572 |
2 | 2286 |
3 | 1143 |
3 | 381 |
127 | 127 |
1 |
Prime factors of 9144 are 2, 3,127. Prime factorization of 9144 in exponential form is:
9144 = 23×32×1271
Now multiplying the highest exponent prime factors to calculate the LCM of 9140 and 9144.
LCM(9140,9144) = 23×32×51×1271×4571
LCM(9140,9144) = 20894040
Factors of 9140
List of positive integer factors of 9140 that divides 9140 without a remainder.
1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140
Factors of 9144
List of positive integer factors of 9144 that divides 9144 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 3048, 4572, 9144
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9140 and 9144, than apply into the LCM equation.
GCF(9140,9144) = 4
LCM(9140,9144) = ( 9140 × 9144) / 4
LCM(9140,9144) = 83576160 / 4
LCM(9140,9144) = 20894040
(i) The LCM of 9144 and 9140 is associative
LCM of 9140 and 9144 = LCM of 9144 and 9140
1. What is the LCM of 9140 and 9144?
Answer: LCM of 9140 and 9144 is 20894040.
2. What are the Factors of 9140?
Answer: Factors of 9140 are 1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140. There are 12 integers that are factors of 9140. The greatest factor of 9140 is 9140.
3. What are the Factors of 9144?
Answer: Factors of 9144 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 3048, 4572, 9144. There are 24 integers that are factors of 9144. The greatest factor of 9144 is 9144.
4. How to Find the LCM of 9140 and 9144?
Answer:
Least Common Multiple of 9140 and 9144 = 20894040
Step 1: Find the prime factorization of 9140
9140 = 2 x 2 x 5 x 457
Step 2: Find the prime factorization of 9144
9144 = 2 x 2 x 2 x 3 x 3 x 127
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 20894040 = 2 x 2 x 2 x 3 x 3 x 5 x 127 x 457
Step 4: Therefore, the least common multiple of 9140 and 9144 is 20894040.