Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8618 and 8625 the smallest integer that is 74330250 that is divisible by both numbers.
Least Common Multiple (LCM) of 8618 and 8625 is 74330250.
LCM(8618,8625) = 74330250
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 8618 and 8625. First we will calculate the prime factors of 8618 and 8625.
Prime Factorization of 8618
2 | 8618 |
31 | 4309 |
139 | 139 |
1 |
Prime factors of 8618 are 2, 31,139. Prime factorization of 8618 in exponential form is:
8618 = 21×311×1391
Prime Factorization of 8625
3 | 8625 |
5 | 2875 |
5 | 575 |
5 | 115 |
23 | 23 |
1 |
Prime factors of 8625 are 3, 5,23. Prime factorization of 8625 in exponential form is:
8625 = 31×53×231
Now multiplying the highest exponent prime factors to calculate the LCM of 8618 and 8625.
LCM(8618,8625) = 21×31×53×231×311×1391
LCM(8618,8625) = 74330250
Factors of 8618
List of positive integer factors of 8618 that divides 8618 without a remainder.
1, 2, 31, 62, 139, 278, 4309, 8618
Factors of 8625
List of positive integer factors of 8625 that divides 8625 without a remainder.
1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 1725, 2875, 8625
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8618 and 8625, than apply into the LCM equation.
GCF(8618,8625) = 1
LCM(8618,8625) = ( 8618 × 8625) / 1
LCM(8618,8625) = 74330250 / 1
LCM(8618,8625) = 74330250
(i) The LCM of 8625 and 8618 is associative
LCM of 8618 and 8625 = LCM of 8625 and 8618
1. What is the LCM of 8618 and 8625?
Answer: LCM of 8618 and 8625 is 74330250.
2. What are the Factors of 8618?
Answer: Factors of 8618 are 1, 2, 31, 62, 139, 278, 4309, 8618. There are 8 integers that are factors of 8618. The greatest factor of 8618 is 8618.
3. What are the Factors of 8625?
Answer: Factors of 8625 are 1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 1725, 2875, 8625. There are 16 integers that are factors of 8625. The greatest factor of 8625 is 8625.
4. How to Find the LCM of 8618 and 8625?
Answer:
Least Common Multiple of 8618 and 8625 = 74330250
Step 1: Find the prime factorization of 8618
8618 = 2 x 31 x 139
Step 2: Find the prime factorization of 8625
8625 = 3 x 5 x 5 x 5 x 23
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 74330250 = 2 x 3 x 5 x 5 x 5 x 23 x 31 x 139
Step 4: Therefore, the least common multiple of 8618 and 8625 is 74330250.