Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 247 and 250 the smallest integer that is 61750 that is divisible by both numbers.
Least Common Multiple (LCM) of 247 and 250 is 61750.
LCM(247,250) = 61750
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 247 and 250. First we will calculate the prime factors of 247 and 250.
Prime Factorization of 247
13 | 247 |
19 | 19 |
1 |
Prime factors of 247 are 13,19. Prime factorization of 247 in exponential form is:
247 = 131×191
Prime Factorization of 250
2 | 250 |
5 | 125 |
5 | 25 |
5 | 5 |
1 |
Prime factors of 250 are 2,5. Prime factorization of 250 in exponential form is:
250 = 21×53
Now multiplying the highest exponent prime factors to calculate the LCM of 247 and 250.
LCM(247,250) = 21×53×131×191
LCM(247,250) = 61750
Factors of 247
List of positive integer factors of 247 that divides 247 without a remainder.
1, 13, 19, 247
Factors of 250
List of positive integer factors of 250 that divides 250 without a remainder.
1, 2, 5, 10, 25, 50, 125, 250
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 247 and 250, than apply into the LCM equation.
GCF(247,250) = 1
LCM(247,250) = ( 247 × 250) / 1
LCM(247,250) = 61750 / 1
LCM(247,250) = 61750
(i) The LCM of 250 and 247 is associative
LCM of 247 and 250 = LCM of 250 and 247
1. What is the LCM of 247 and 250?
Answer: LCM of 247 and 250 is 61750.
2. What are the Factors of 247?
Answer: Factors of 247 are 1, 13, 19, 247. There are 4 integers that are factors of 247. The greatest factor of 247 is 247.
3. What are the Factors of 250?
Answer: Factors of 250 are 1, 2, 5, 10, 25, 50, 125, 250. There are 8 integers that are factors of 250. The greatest factor of 250 is 250.
4. How to Find the LCM of 247 and 250?
Answer:
Least Common Multiple of 247 and 250 = 61750
Step 1: Find the prime factorization of 247
247 = 13 x 19
Step 2: Find the prime factorization of 250
250 = 2 x 5 x 5 x 5
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 61750 = 2 x 5 x 5 x 5 x 13 x 19
Step 4: Therefore, the least common multiple of 247 and 250 is 61750.