Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1625 and 1626 the smallest integer that is 2642250 that is divisible by both numbers.
Least Common Multiple (LCM) of 1625 and 1626 is 2642250.
LCM(1625,1626) = 2642250
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 1625 and 1626. First we will calculate the prime factors of 1625 and 1626.
Prime Factorization of 1625
5 | 1625 |
5 | 325 |
5 | 65 |
13 | 13 |
1 |
Prime factors of 1625 are 5,13. Prime factorization of 1625 in exponential form is:
1625 = 53×131
Prime Factorization of 1626
2 | 1626 |
3 | 813 |
271 | 271 |
1 |
Prime factors of 1626 are 2, 3,271. Prime factorization of 1626 in exponential form is:
1626 = 21×31×2711
Now multiplying the highest exponent prime factors to calculate the LCM of 1625 and 1626.
LCM(1625,1626) = 21×31×53×131×2711
LCM(1625,1626) = 2642250
Factors of 1625
List of positive integer factors of 1625 that divides 1625 without a remainder.
1, 5, 13, 25, 65, 125, 325, 1625
Factors of 1626
List of positive integer factors of 1626 that divides 1626 without a remainder.
1, 2, 3, 6, 271, 542, 813, 1626
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1625 and 1626, than apply into the LCM equation.
GCF(1625,1626) = 1
LCM(1625,1626) = ( 1625 × 1626) / 1
LCM(1625,1626) = 2642250 / 1
LCM(1625,1626) = 2642250
(i) The LCM of 1626 and 1625 is associative
LCM of 1625 and 1626 = LCM of 1626 and 1625
1. What is the LCM of 1625 and 1626?
Answer: LCM of 1625 and 1626 is 2642250.
2. What are the Factors of 1625?
Answer: Factors of 1625 are 1, 5, 13, 25, 65, 125, 325, 1625. There are 8 integers that are factors of 1625. The greatest factor of 1625 is 1625.
3. What are the Factors of 1626?
Answer: Factors of 1626 are 1, 2, 3, 6, 271, 542, 813, 1626. There are 8 integers that are factors of 1626. The greatest factor of 1626 is 1626.
4. How to Find the LCM of 1625 and 1626?
Answer:
Least Common Multiple of 1625 and 1626 = 2642250
Step 1: Find the prime factorization of 1625
1625 = 5 x 5 x 5 x 13
Step 2: Find the prime factorization of 1626
1626 = 2 x 3 x 271
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2642250 = 2 x 3 x 5 x 5 x 5 x 13 x 271
Step 4: Therefore, the least common multiple of 1625 and 1626 is 2642250.