Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 625 and 627 the smallest integer that is 391875 that is divisible by both numbers.
Least Common Multiple (LCM) of 625 and 627 is 391875.
LCM(625,627) = 391875
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 625 and 627. First we will calculate the prime factors of 625 and 627.
Prime Factorization of 625
5 | 625 |
5 | 125 |
5 | 25 |
5 | 5 |
1 |
Prime factors of 625 are 5. Prime factorization of 625 in exponential form is:
625 = 54
Prime Factorization of 627
3 | 627 |
11 | 209 |
19 | 19 |
1 |
Prime factors of 627 are 3, 11,19. Prime factorization of 627 in exponential form is:
627 = 31×111×191
Now multiplying the highest exponent prime factors to calculate the LCM of 625 and 627.
LCM(625,627) = 31×54×111×191
LCM(625,627) = 391875
Factors of 625
List of positive integer factors of 625 that divides 625 without a remainder.
1, 5, 25, 125, 625
Factors of 627
List of positive integer factors of 627 that divides 627 without a remainder.
1, 3, 11, 19, 33, 57, 209, 627
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 625 and 627, than apply into the LCM equation.
GCF(625,627) = 1
LCM(625,627) = ( 625 × 627) / 1
LCM(625,627) = 391875 / 1
LCM(625,627) = 391875
(i) The LCM of 627 and 625 is associative
LCM of 625 and 627 = LCM of 627 and 625
1. What is the LCM of 625 and 627?
Answer: LCM of 625 and 627 is 391875.
2. What are the Factors of 625?
Answer: Factors of 625 are 1, 5, 25, 125, 625. There are 5 integers that are factors of 625. The greatest factor of 625 is 625.
3. What are the Factors of 627?
Answer: Factors of 627 are 1, 3, 11, 19, 33, 57, 209, 627. There are 8 integers that are factors of 627. The greatest factor of 627 is 627.
4. How to Find the LCM of 625 and 627?
Answer:
Least Common Multiple of 625 and 627 = 391875
Step 1: Find the prime factorization of 625
625 = 5 x 5 x 5 x 5
Step 2: Find the prime factorization of 627
627 = 3 x 11 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 391875 = 3 x 5 x 5 x 5 x 5 x 11 x 19
Step 4: Therefore, the least common multiple of 625 and 627 is 391875.