Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 89140 and 89144 the smallest integer that is 1986574040 that is divisible by both numbers.
Least Common Multiple (LCM) of 89140 and 89144 is 1986574040.
LCM(89140,89144) = 1986574040
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 89140 and 89144. First we will calculate the prime factors of 89140 and 89144.
Prime Factorization of 89140
2 | 89140 |
2 | 44570 |
5 | 22285 |
4457 | 4457 |
1 |
Prime factors of 89140 are 2, 5,4457. Prime factorization of 89140 in exponential form is:
89140 = 22×51×44571
Prime Factorization of 89144
2 | 89144 |
2 | 44572 |
2 | 22286 |
11 | 11143 |
1013 | 1013 |
1 |
Prime factors of 89144 are 2, 11,1013. Prime factorization of 89144 in exponential form is:
89144 = 23×111×10131
Now multiplying the highest exponent prime factors to calculate the LCM of 89140 and 89144.
LCM(89140,89144) = 23×51×111×10131×44571
LCM(89140,89144) = 1986574040
Factors of 89140
List of positive integer factors of 89140 that divides 89140 without a remainder.
1, 2, 4, 5, 10, 20, 4457, 8914, 17828, 22285, 44570, 89140
Factors of 89144
List of positive integer factors of 89144 that divides 89144 without a remainder.
1, 2, 4, 8, 11, 22, 44, 88, 1013, 2026, 4052, 8104, 11143, 22286, 44572, 89144
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89140 and 89144, than apply into the LCM equation.
GCF(89140,89144) = 4
LCM(89140,89144) = ( 89140 × 89144) / 4
LCM(89140,89144) = 7946296160 / 4
LCM(89140,89144) = 1986574040
(i) The LCM of 89144 and 89140 is associative
LCM of 89140 and 89144 = LCM of 89144 and 89140
1. What is the LCM of 89140 and 89144?
Answer: LCM of 89140 and 89144 is 1986574040.
2. What are the Factors of 89140?
Answer: Factors of 89140 are 1, 2, 4, 5, 10, 20, 4457, 8914, 17828, 22285, 44570, 89140. There are 12 integers that are factors of 89140. The greatest factor of 89140 is 89140.
3. What are the Factors of 89144?
Answer: Factors of 89144 are 1, 2, 4, 8, 11, 22, 44, 88, 1013, 2026, 4052, 8104, 11143, 22286, 44572, 89144. There are 16 integers that are factors of 89144. The greatest factor of 89144 is 89144.
4. How to Find the LCM of 89140 and 89144?
Answer:
Least Common Multiple of 89140 and 89144 = 1986574040
Step 1: Find the prime factorization of 89140
89140 = 2 x 2 x 5 x 4457
Step 2: Find the prime factorization of 89144
89144 = 2 x 2 x 2 x 11 x 1013
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1986574040 = 2 x 2 x 2 x 5 x 11 x 1013 x 4457
Step 4: Therefore, the least common multiple of 89140 and 89144 is 1986574040.