Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7157 and 7163 the smallest integer that is 51265591 that is divisible by both numbers.
Least Common Multiple (LCM) of 7157 and 7163 is 51265591.
LCM(7157,7163) = 51265591
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 7157 and 7163. First we will calculate the prime factors of 7157 and 7163.
Prime Factorization of 7157
17 | 7157 |
421 | 421 |
1 |
Prime factors of 7157 are 17,421. Prime factorization of 7157 in exponential form is:
7157 = 171×4211
Prime Factorization of 7163
13 | 7163 |
19 | 551 |
29 | 29 |
1 |
Prime factors of 7163 are 13, 19,29. Prime factorization of 7163 in exponential form is:
7163 = 131×191×291
Now multiplying the highest exponent prime factors to calculate the LCM of 7157 and 7163.
LCM(7157,7163) = 131×171×191×291×4211
LCM(7157,7163) = 51265591
Factors of 7157
List of positive integer factors of 7157 that divides 7157 without a remainder.
1, 17, 421, 7157
Factors of 7163
List of positive integer factors of 7163 that divides 7163 without a remainder.
1, 13, 19, 29, 247, 377, 551, 7163
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7157 and 7163, than apply into the LCM equation.
GCF(7157,7163) = 1
LCM(7157,7163) = ( 7157 × 7163) / 1
LCM(7157,7163) = 51265591 / 1
LCM(7157,7163) = 51265591
(i) The LCM of 7163 and 7157 is associative
LCM of 7157 and 7163 = LCM of 7163 and 7157
1. What is the LCM of 7157 and 7163?
Answer: LCM of 7157 and 7163 is 51265591.
2. What are the Factors of 7157?
Answer: Factors of 7157 are 1, 17, 421, 7157. There are 4 integers that are factors of 7157. The greatest factor of 7157 is 7157.
3. What are the Factors of 7163?
Answer: Factors of 7163 are 1, 13, 19, 29, 247, 377, 551, 7163. There are 8 integers that are factors of 7163. The greatest factor of 7163 is 7163.
4. How to Find the LCM of 7157 and 7163?
Answer:
Least Common Multiple of 7157 and 7163 = 51265591
Step 1: Find the prime factorization of 7157
7157 = 17 x 421
Step 2: Find the prime factorization of 7163
7163 = 13 x 19 x 29
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 51265591 = 13 x 17 x 19 x 29 x 421
Step 4: Therefore, the least common multiple of 7157 and 7163 is 51265591.